nouns
(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
is a part of
a user interface based on graphics (icons and pictures and menus) instead of text; uses a mouse as well as a keyboard as an input device
domain category
the branch of engineering science that studies (with the aid of computers) computable processes and structures
is a type of (narrower)
an arbitrary sign (written or printed) that has acquired a conventional significance
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"
a conventional religious painting in oil on a small wooden panel; venerated in the Eastern Church