/uy"kon/ , n.
1. a picture, image, or other representation.
2. Eastern Ch. a representation of some sacred personage, as Christ or a saint or angel, painted usually on a wood surface and venerated itself as sacred.
3. a sign or representation that stands for its object by virtue of a resemblance or analogy to it.
4. Computers. a picture or symbol that appears on a monitor and is used to represent a command, as a file drawer to represent filing.
5. Semiotics. a sign or representation that stands for its object by virtue of a resemblance or analogy to it.
Also, eikon, ikon (for defs. 1, 2).
[ 1565-75; eikón likeness, image, figure ]
Syn. 2. See image .