noun

1. The incarnation of a deity, particularly Vishnu.

2. The physical embodiment of an idea or concept; a personification.

3. A digital representation of a person or being; often, it can take on any of various forms, as a participant chooses. e.g. 3D, animated, photo, sketch of a person or a person's alter ego, sometimes used in a virtual world or virtual chat room.

Synonyms: profile picture, user pic