Definitions for "signifier"
Saussure] The (not necessarily physical) form of a sign; what Peirce called the representamen. See also: signified. Links: [S4B] signifier.
the phonological or orthographic sound or appearance of a word that can be used to describe or identify something; "the inflected forms of a word can be represented by a stem and a list of inflections to be attached"
a card that stands for someone or something
a physical medium (such as a sound, symbol, image ) that express es meaning
a sign --- in our case, a linguistic convention: a oral or written symbol
Keywords:  carries, word, image, meaning, referent
a referent, a word or image that carries meaning, what is signified