Noun
1. (computer science) a graphic symbol (usually a simple picture) that denotes a program or a command or a data file or a concept in a graphical user interface
2. a visual representation (of an object or scene or person or abstraction) produced on a surface;
"they showed us the pictures of their wedding""a movie is a series of images projected so rapidly that the eye integrates them"3. a conventional religious painting in oil on a small wooden panel; venerated in the Eastern Church