Unprotected against disease.
vulnerable to or potentially able to contract a disease. Also refers to a microorganism that is vulnerable to the effects of a drug. Contrast with resistant.
Vulnerable or predisposed to a disease.
vulnerable or lack resistance to an infection.
Lacking in resistance to infection or injury or permitting a weak defense.
Lacking inherent ability to resist. Turf may be susceptible to diseases, insect damage or weed encroachment.
Unprotected or prone to a disease. Persons with a weakened immune system often are susceptible to disease, which means they are unable to fight infections as well as persons with a normal immune function.
Lacking the inherent ability to resist disease or attack by a given pathogen; not immune. ()