1650s, "of or pertaining to a portrait," from Late Latin iconicus, from Greek eikonikos "pertaining to an image," from eikon "likeness, image, portrait" (see icon). In art, applied to statues of victorious athletes, sovereigns, etc., 1801.
icing
ickle
Icknield Way
icky
icon
iconic
iconoclasm
iconoclast
iconoclastic
iconography
iconology