icon (n.)
also ikon, 1570s, "image, figure, picture," also "statue," from Late Latin icon, from Greek eikon "likeness, image, portrait; image in a mirror; a semblance, phantom image;" in philosophy, "an image in the mind," related to eikenai "be like, look like," from PIE *weik- (3) "to be like." The specific Eastern Church sense is attested from 1833 in English. Computing sense first recorded 1982.