The first rudiments of an organism, whether animal or plant
The young of an animal in the womb, or more specifically, before its parts are developed and it becomes a fetus (see Fetus).
The germ of the plant, which is inclosed in the seed and which is developed by germination.
Pertaining to an embryo; rudimentary; undeveloped; as, an embryo bud.
Portion of seed that produces a seedling.
a term used to describe a child in the womb from fertilization to 8 weeks following fertilization
Unborn baby from 2 to 8 weeks after it is formed
A salmon in its first growing stages before it is born out of its egg.
The developmental stage beginning at fertilization and ending at the start of the third developmental month.
a young animal or living thing.
An animal or plant in the earliest stages of development.
A developing organism. In humans, the developing organism from the time a zygote undergoes its first division through the end of the eighth week of development.
The early stage of development of a mammal (in the uterus), or a bird (in the shell).
The term used to describe the early stages of fetal growth. Strictly defined from the second to the ninth week of pregnancy, but often used to designate any time after conception.
A young plant enclosed in a seed
the developing human organism that arises from the entocyst disc of the conceptus, from the 3rd week until the 8th week of gestation.
A fertilized egg that has begun cell division, often called a pre-embryo. An embryo is now defined as a later stage, i.e. at the completion of the pre-embryonic stage which is considered to end at about day 14.
1) the beginning of any organism in the early stages of development, 2) a stage (between the ovum and the fetus) in the prenatal development of a mammal, 3) in humans, the stage of development between the second and eighth weeks following fertilization, inclusive.
the fetus is first called an embryo during the first eight weeks after conception.
The young plant that is present in a seed before germination.
Refers to a human organism during the first fifty-six days of its development following fertilization or creation, excluding any time in which its development has been suspended (eg. frozen).
an early stage in the development of an animal. The embryo is contained in either an egg, egg membranes, or the mother. The human embryo develops into a fetus.
The rudimentary plant contained in a seed. It consists of radicle and plumule and one or more cotyledons
an organism in the early stagesof development. In plants, the immature plant that develops within the seed.
a non-free-living multicellular body
A unique boy or girl produced by natural human reproduction or artificial reproductive methods such as cloning.
Stage in the developing mammal at which the characteristic organs and organ systems are being formed: for humans, this involves the stages of development from the second to the eighth week (inclusive post conception) In birds, the stage of development from the fertilization of the ovum up to hatching In plants, the stage of development within the seed
the name given to the fertilized egg from implantation through the eighth week of pregnancy
An embryo is the fertilized ovum shortly after fertilization up until eight weeks gestation.
A baby animal before it is hatched or born. A fertilized egg in the early stages of development prior to hatching.
The structure within a seed that develops into a plant.
An organism in early development, following fertilisation and before the formation of major organs.
The early stage of development of a fertilised egg.
for purposes of the proposed legislation A human organism during the first 56 days of its development following fertilization or creation, excluding any time in which its development has been suspended, and includes any cell derived from an embryo and used for the purpose of creating a human being.
Once a zygote begins to undergo cellular divisions, it becomes an embryo.
the early developmental stage of an organism produced from a fertilized egg.
1. the stage of multicellular organism that develops form a zygote before it becomes free-living. 2. specifically, in vertebrates, the period from after the long axis appears until all major structures are represented. In humans, this from about two weeks after fertilization to the end of the seventh or eighth week (Morris 1992).
the early stages of development in an organism
the young of any organism in an early stage of development; in humans, the developing organism from fertilization to the end of the eighth week in utero
A rudimentary plant in the seed.
Name given to a baby in the first 8 weeks of development in the womb.
The medical term for the developing cells during the first eight weeks of pregnancy. If the pregnancy continues, these cells will later become a baby.
an organism in the earlier stages of its development. For zebra mussels, this might refer to the developing zebra mussel prior to development of the velum, a larval organ of feeding and locomotion, at about 2 - 4 days after fertilization.
A fertilized egg. In humans, the fertilized egg is usually called an embryo from the time the egg is fertilized until the eighth week of development.
In humans the embryonic period spans the first eight weeks of development. It results in a recognisable human being though with a large head and a small body.
a period during pregnancy where the baby has rapid growth, and the main external features begin to take form.
Name for developing baby in first 10 weeks of pregnancy.
A fertilized egg that has undergone one or more divisions.
Stage of development in ontogeny of an organism between a zygote (fertilized egg) and juvenile. In amniotes, associated with an amnion and (in cases of oviparous amniotes) an egg.
the early developmental stage of an animal, while it is in the egg or uterus of the mother. In humans, the term is applied to unborn children up to the end of the seventh week after conception.
The unborn human organism from the second to about the eighth week of pregnancy.
An organism before birth, hatching or germination (in plants only). This covers the development of the organism from the new cell formed by the fusion of two gametes in sexual reproduction (the zygote) until the time the new organism has independent existence.
The product of the fusion of an egg and a sperm at conception. This term is reserved for the first eight weeks of development.
Stage of development of a human baby starting at the beginning of the 2nd week until the end of the 8th week.
An early stage in the post-fertilization development of an animal or plant egg.
The structure that develops from the zygote.
organism in early stages of development, before it is physiologically independent.
an animal in the earliest stages of its development in the uterus or the egg, specifically, in humans, from conception to about the eighth week.
The name for a developing baby during the first eight weeks after conception.
An organism in the early stages of development. In humans, this may refer to the period between the 3rd cell division of the fertilized egg and the point when the body shape is essentially formed (generally the beginning of the third month of pregnancy). Compare with "pre-embryo."
The fertilized ovum from shortly after the time of fertilization until eight weeks of gestation
The word is used loosely to describe everything from a fertilised egg (or zygote) to a fetus, including the embryo. What nowadays we call the embryo has for long been called the ovum by professional embryologists.
(EHM-bree-o) In the human, it is the developing organism during its first eight weeks of life following fertilization.
The stage of growth of a fertilized egg from implantation in the uterus, which starts 7 - 8 days after ovulation and is complete after further 5 days, until the end of the eighth week of pregnancy. This period involves rapid growth and development of the major organ systems and main external features.
When a pre-embryo (zygote) grows and gets to be a certain size and sticks itself to the inside of the uterus it becomes an EMBRYO. It takes eight weeks after fertilization for the EMBRYO to grow into a fetus.
The rudimentary plant present in the seed; composed of the embryonic axis (shoot end and root end) and the scutellum
The early stage of development of the young of any organism. In humans the embryonic period is from about 2 to 8 weeks' gestation and is characterized by cellular differentiation and predominantly hyperplastic growth.
The name given to a developing infant from about two weeks after conception to the end of the second month of pregnancy, when it is then called a foetus.
the developing baby from implantation to the second month of pregnancy
the very early most stage of an organism's life, generally while the animal is still contained within it's mother or inside an egg.
A group of cells arising from the egg that has the potential to develop into a complete organism. In medical terms, embryo usually refers to the developing human from fertilization (the zygote stage) until the end of the eighth week of gestation when the beginnings of the major organ systems have been established.
The early stages in the developing organism in which organs and organ systems are developing. For humans, this stage lasts between the second through eighth week after conception.
The early stages of development of a fertilized egg. In somatic cell nuclear transfer, it refers to the early developmental stages of an enucleated egg after it has been fused with a somatic cell.
the fertilized egg after it has divided and until the end of its second month of development.
The stage of an organism's development from the first division of the zygote (to give two cells) until the development of organs. F - J
The developing baby during the first two months of pregnancy.
the new organism developing from a fertalized cell.
an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life
a devoloping human
a distinct human life and deserves to be granted the same moral status, respect and dignity granted to an infant, child or adult
a distinct organism, whereas sperm and eggs are cells (parts) of an organism
a form of human life
a growing multicellular organism that is surrounded by tissues of the parent plant and receives nutrients from it
a human being, a being that is human, that is not some other kind of animal
a human being at an early stage of development
a human being because it is descended from other human beings (who reproduce sexually)
a human being, different only in size, not kind
a human being in its first stage of development
a human life, and as such, deserves much better than the baggage of being back-handedly referred to as a repulsive thing
a human life with potential Catholic Church spokesperson Instead, he hopes to create stem cell lines that could one day help treat heart disease or test how someone might respond to drugs
a living, growing, developing human being
a living organism, like a full-grown rose bush, frog, or human
a living zygote ready for the process of becoming a child
an animal or a plant in its earliest stage of development
a nascent human life
an early stage of development in which cells are busy dividing and "transforming" into specialized cells like skin, eye, or muscle cells
an organism in any of the various stages of its development after fertilization and before hatching or birth
a person , a distinct internally directed, self-integrating human
a potential human being
a sacred human life unless it's created and discarded in the effort to create life
a scientific term used to describe the period of time from when a zygote is formed until the time it begins to have discernible organs
a tiny human being in an early stage of development before he/she develops into a fetus
A stage of development (before foetus stage) during which tissues and organs are formed. In humans, lasts for eight weeks after the fertilised egg first starts to divide. (cf foetus)
an unborn animal
The developmental stage found inside the egg.
The rudimentary plant in a seed. The embryo arises from the zygote.
An early stage of development of a baby in the womb.
The earliest stage of development of a baby after the egg is fertilized by the sperm.
An animal or plant in the early stages of its development; in plants, the stage in the seed before the beginning of rapid growth
The early stage of development of a fertilized egg.
fertilized egg or ovum; also included stages of development until major organs form.
Greek en = within, and bryein = to swell or grow, hence the early stage of intrauterine development.
The term used for a baby during the early stages of pregnancy.
The medical term for a developing baby during the first ten weeks of pregnancy; after that, it is called a fetus.
The term for the baby from the point of conception through the 8th week of pregnancy.
The developing fertilized egg from the time of fertilization until organ development is complete
a baby in the womb before all its organs develop
A plant at an early stage of development, or a developing organism.
The developing fertilised egg from the time of fertilisation until organ development is complete.
Formative stages of development from fertilisation to 8 weeks.
An unborn human in the developmental stage that stretches from conception until roughly the eighth week of pregnancy. During the embryonic stage an embryo's brain begins to grow, the limbs form, and the heart begins to beat. Eggs that are fertilized outside a woman's body are introduced in either the zygote or blastocyst stage of embryonic growth.
The initial stages of development of the unborn child from the fertilised egg, to around eight weeks after conception.
The earliest stage of development from the single cell to implantation in the uterus.
Early stage of an organism during development, prior to birth.
The earliest stage of human development arising after the union of the sperm and egg (fertilization).
Defined in the Assisted Human Reproduction Act as a human organism during the first 56 days of its development following fertilization or creation, excluding any time during which its development has been suspended. It includes any cell derived from such an organism that is used for the purpose of creating a human being.
The medical term used to describe the stage of prenatal development between 2 weeks and 8 weeks after conception.
An embryo is formed following successful fertilisation of an egg by a sperm.
The fertilized ovum until the end of week 8.
The stage of an organism's development in which tissues and organs develop beginning with a fertilized egg.
em-bree-O Tiny new human life which grows in the uterus.
em-bree-O Tiny pland, found inside a seed, with a very small shoot and a very small root.
A fertilised ovule.
The cluster of cells formed from the fertilized egg that attaches itself to the walls of the uterus during pregnancy.
'Embryo' comes from the Greek word meaning 'to swell and grow'. When we use the word we mean a fertilised egg which has divided at least once to reach the two-cell stage or beyond. The embryo is referred to as a foetus from about the 9th week.
(Gr. embryon). Developing human being during its early stages of development.
The first state of anything eg Unhatched young
n. The developmental stages while constrained in an egg or parent.
The name for the developing human baby, from the time it is implanted in the uterus until the end of the eighth week after conception,1 after which it is called a fetus.
When an egg and sperm join together, they create an embryo which may go on to develop into a fetus.
the developing organism between fertilisation and birth
a medical term that refers to a group of cells that arise from a fertilized egg (after merging of egg and sperm). An embryo does have the potential to become a complete organism. The embryonic stage ends at eight weeks of development.
The term used between the second and eighth week of pregnancy to refer to the mass of cells that will become a foetus and, after birth, a baby.
That portion of a seed that develops into a young plant.
group of cells resulting from the division of the fertilised ovum.
A developing individual before its birth or hatching.
a new plant formed from the union of a male and female gamete during fertilization; it consists of an embryo axis which has a growing point at both ends -- one develops into the shoot and one develops into the root -- and one or more seed leaves (cotyledons) attached to the embryo axis.
developing human organism from 4 days after fertilization to the end of the eight week.
The developing animal during pregnancy, especially during the early stages.
An early stage of animal development that begins after division of the zygote (the earliest stage, in which joined egg and sperm have not yet divided).
The fertilised egg and the subsequent stages of early human development.
The earliest stage in the development of a person or animal.
A stage of pre-natal mammalian development which (in humans) extends from 2 to 8 weeks after fertilization. It is termed a "bilaminar" or two layer embryo during its second week and becomes a trilaminar (3 layer) embryo during its third week. At 9 weeks it is referred to as a fetus.
The earliest stage of human development, from the single cell zygote up to about 8 weeks.
The developing fertilized egg until the eighth week of pregnancy
An organism in early stages of development or growth.
A fertilized egg up to eight weeks of development. At two weeks it is approximately 1 â€“ 1.5mm in diameter.
An early stage of development as a result of successful fertilisation, up to the eighth week of pregnancy
weeks 1 to 8 after conception.
a fertilized egg from conception to the eighth embryonic week.
A fertilized egg ( zygote ) that has begun cell division (cleaving).
A multicellular diploid structure resulting from mitosis of the zygote. A very young sporophyte.
A mass of living cells between the point of conception and the time when it starts to look like something recognisable. In humans, this is at about 8 weeks from conception.
Group of dividing cells 14 days following fertilization of an egg by a sperm. Prior to 14 days the dividing cells are considered pre-embryonic.
a chicken inside an egg The bird developing inside an egg is called an embryo.
The immature plant contained within the seeds of plants
The early developmental stage of MAMMALS. It generally defines the period from cleavage into two BLASTOMERES to the end of embryonic differentiation of basic structures. In the human, the embryo represents the first two months of intrauterine development preceding the stages of the FETUS.
organism in the early stages of development before birth. In humans, the developing child is considered an embryo from conception to the end of the second month of pregnancy.
The developing conceptus from approximately the second week until approximately the end of the second month.
The fertilized ovum after it has begun the process of cell division
the early developmental stage of an organism ( C. elegans in this case) after fertilization and before hatching.
an unborn or unhatched offspring
a term that describes the developing baby from the moment of conception to the end of the eighth week of pregnancy.
the developing human individual from the time of implantation to the end of the eighth week after conception. Characterized by the development of tissues and primary organs and organ systems.
The stage of human prenatal development between the time of implantation (about two weeks after conception) until the seventh or eighth week of development. The stage is characterized by rapid growth, differentiation of the major organ systems, and development of the main external features.
Early stages of a developing organism, broadly used to refer to stages immediately following fertilization of an egg through implantation and very early pregnancy (i.e., from conception to the eighth week of pregnancy). (See also: Fetus.)
the term used to describe the early stages of fetal growth, from conception to the eighth week of pregnancy.
the developing organism from the single-celled stage until significant cellular differentiation has occurred, when the organism becomes known as a "fetus".
Early stages of development of an animal. In humans, approximately the first 8 weeks after conception.
an unborn child from the time of conception until the end of its eighth week of growth in the womb, after which time it is called a foetus until the time of its birth.
The part of a seed that develops into a young plant.
An egg that has been fertilized by a sperm and undergone one or more divisions.
An animal early in its development; different body parts can be seen, but are not all present or fully formed.
A fertilized egg in the process of development until the eighth week of growth. After the eighth week, it is known as a fetus.
An organism in the early stages of development in the shell (bird) or uterus (mammal).
The organism in the early stages of growth and differentiation from fertilization to, in humans, the beginning of the third month of pregnancy . After that point in time, it is termed a fetus. See the entire definition of Embryo
an early stage in the development of a baby, from the second to the eighth week of life. See Blastocyst, Fetus, Zygote.
Young sporophyt, dipoid (2n), result of fertilization. The mature embryo consists of cotyledons (seed leaves), hypocotyl (stem-like embryonic axis below the cotyledons), radicle (embryonic root).
A fertilized ovum (egg) in the earlier stages of prenatal development usually prior to development of body parts.
the young of a viviparous mammal, in early development, in the womb; in humans up to the end of the second month of gestation
The dormant, immature plant within each seed.
A name given to a fertilized ovum, from the second through the eighth week of development.
The term is not unanimously defined. In medicine it states the phase of development between fertilisation of the egg cell and completion of organ formation (organogenesis) after about 8 weeks. The Embryo Protection Act ("Embryonenschutzgesetz") speaks of embryos between completed fertilisation of the egg cell and its nidation in the uterus, which is a period of two weeks.
em'bre-o]- The term for the unborn child during the first eight weeks or so of pregnancy. After that time, the embryo becomes a fetus.
In humans, the developing organism from the time of fertilization until the end of the eighth week of gestation, when it becomes known as a fetus.
eMM-bree-oh) A very early, pre-recognizable development egg stage of the unborn insect.
The developing chick within the egg.
a young plant contained within an archegonium or seed.
The developing individual from conception until approximately the end of the second month.
an egg which has been fertilised by (united with) a sperm and has begun to grow
what the fertilized egg becomes after it is implanted in the uterus.
The early stage in development of the chick within the egg.
An organism in the early stages, before it has completed its development.
an organism in its early stages of development
A fertilized egg that has begun the cycle of cell division.
Term used to describe a developing baby until eight weeks after conception; after eight weeks it is called a fetus.
A kit in the early stages of development inside the doe.
Term applied to the zygote after the beginning of mitosis that produces a multicellular structure.
the stage of pregnancy following the fertilization of the ovum but before internal organs begin to develop
A scientific term for an organism in the early stages of its development. In humans, usually before ten weeks gestation.
Human embryology teaches that the embryonic period of human development begins on the first day of the third week, after the two-week zygotic period ends. Technically, the human being progresses from human zygote (weeks 1 and 2) to human embryo (weeks 3 through 8) to human fetus (week 9 to birth). From his or her conception, the human being is a person.
An egg in the early stages of growth from fertilization by a sperm until the eighth week of pregnancy.
the stage of an organism's development directly following fertilization and zygote formation. The term embryo is often used to describe all developmental phases between the first cell cleavage and birth/hatching of a developing organism.
an egg that has been fertilised by a sperm and has started to divide.
The fertilised egg which has begun cell division.
When the woman's egg is fertilised by the man's sperm, an embryo is formed. The embryo grows during pregnancy into a foetus.
A fertilised egg up to eight weeks of development.
The developing organism from the time of fertilization until significant differentiation has occurred, when the organism becomes known as a fetus. An organism in the early stages of development.
Embrión The developing human individual from the time of implantation to the end of the eighth week after conception En la especie humana, producto de la concepción hasta fines del tercer mes del embarazo.
The generative part of a seed that develops from the fertilized (diploid) egg called zygote, which upon germination gives rise to a young seedling. It is located on the ventral side of the seed. It is easily detached and removed in the milling process as part of the bran.
A fertilized egg that has gone through one or more cell divisions. Also, the stage of human development that is marked from the time of fertilization through the eighth week of pregnancy. See also Zygote.
(em - bree - oh) A young organism in early stages of development.
Gr. embryon]. The stage in a developing organism after cleavage has occurred and before hatching or birth.
The developing organism from conception or implantation until approximately the eighth week of pregnancy.
fertilized egg embedded in uterine tissue in the process of differentiating into tissues and systems
A cell formed by the union of sperm and ovum.
The earliest stage in a developing animal. In humans, up to about eight weeks after conception.
A fertilised egg that has begun cell division.
the unborn child developing in the uterus between the second and eighth weeks of life
The early or developing stage of any organism, especially the developing product of fertilization of an egg.
The stage of a fertilized egg's development; from about the 3rd to 8th week of pregnancy.
The young animal undergoing development within the egg or womb. 61
In humans, the pre-fetal product of conception from implantation through the eighth week of development.
An embryo is an animal at the early stage of development, before birth. In plant physiology, an embryo is an immature cell that has the potential to develop into a seed.
The human organism that develops in the womb during pregnancy. It is known as the embryo until the ninth week, when it then becomes known as a fetus.
embrion] a young organism in the early stages of development.
The name used to describe a developing fertilized egg from the time of implantation through the eighth week after conception. After eight weeks it is called a fetus.
What the baby is called from conception until the eighth week of pregnancy.
the developing baby from conception to about the end of the second month. After that point, the baby is called a fetus.
For the first 10 weeks of pregnancy the baby is called an embryo. After this it becomes a fetus.
One of the earliest stages of fetal development, an embryo is a fertilized egg which has grown and divided. It is referred to as an embryo until about the 8th week of pregnancy, when the major structures have been created, at which point it is referred to as a fetus.
Plant within a seed
a fertilized egg that has undergone division or cleavage
The early stages of development before an organism becomes self supporting.
A human offspring in the early stages following conception up to the end of the eighth week.
The young plant in the seed
A baby in the early stages of pregnancy
After fertilisation the egg begins to multiply and is called an embryo.
Young sporophyte consisting of epicotyl, hypocotyl, radicle, and one or more cotyledons.
The product of a fertilized egg, from the zygote until the fetal stage.
An organism in the earliest stage of development; in man from the time of conception to the end of the second month in pregnancy.
A fertilized egg from conception to the eighth embryologic week.
The term for a fertilized egg from the time of initial cell division through the first six to eight weeks of gestation. Thereafter, the embryo begins to differentiate and take on a human organic form; at this point it is traditionally referred to as a fetus.
used to describe the fertilized egg at its early multicelled stage, when it is just a few days old.
The embryo is the stage of human development extending from after implantation (about two weeks after fertilization) until the end of the seventh or eighth week of pregnancy, when the developing human is called a fetus.
the term ascribed to the period of development from the time of implantation to the end of the eighth week after conception. After eight weeks, the developing baby is called a fetus.
The unborn child during the first eight weeks of its development following conception.
The immature plant living dormant inside a seed. See Seed Starting: Germination
A fertilized egg at any stage of development prior to hatching.
The living portion of a seed, which upon germination elongates and differentiates to form a new plant.
A fertilized egg that now contains both nuclear DNA from both parents, has 46 chromosomes and has undergone cell divisions producing multiple cells.
The fertilized egg up to the 8th week of development.
Term used for the baby during the first 8 weeks of life in the uterus.
The early products of conception; the undifferentiated beginnings of a baby; the conceptus.
Early stages of an animal's development that results when a sperm fertilizes an egg. Embryo cloning produces many calves from one embryo, for example.
An embryo is a very young, unborn organism.
A fertilized egg; in humans, less than 16 weeks of development.
An animal in the early stage of development before birth (in humans, the embryo stage is the first three months following conception). Source : Human Genome Project Information
is the developing baby inside an egg. The yolk (yellow part) of the egg supplies the baby with food.
The stage in human development starting from about 2 weeks after fertilization, with organization around a single primitive streak [band of cells], and continuing until the end of the 8th week after fertilization when all the major structures are represented.
An embryo is a developing plant still inside the seed. The embryo has cotyledons (embryonic leaves), a root cap, a food source and a plumule (shoot), all located inside the protective seed coat.
the developing infant during the first two months of conception
The developing baby in the early stages of fetal growth, from conception to the eighth week of pregnancy.
An embryo is an unborn baby, from when the female egg is fertilised by the sperm, until the eighth week of pregnancy.
An organism in the early stages of development. In humans, this stage lasts until about 8 weeks after fertilization.
From conception to the eighth week of pregnancy, the baby growing inside you is called an embryo.
The stage of development between fertilisation and the eighth week of gestation.
The name given to the fertilized ovum until eight weeks after conception.
animal in process of development from federalized ovum
An embryo (Greek: , plural ) is a multicellular diploid eukaryote in its earliest stage of development.