Sanskrit avatara, ’descent’ – the human form Hindu deities take when they appear on Earth.
1. Within the online realm of virtual reality avatar refers to a 2D or 3D virtual image that symbolizes the user – it is the digital representation you choose to portray yourself on screen and to enact in the virtual world. The avatar is the digital, animated embodiment in communication interfaces, that represents us in a networked forum. Strictly speaking within the framework of HCI [Human Computer Interaction], an avatar is a ’perceptible digital representation’ controlled by a human being.
2. Avatars today are computer-generated figures most often used in digital games. It is often a graphical representation of a person with which one can interact in real-time.
The two most important issues of the successful implementation of an avatar are: function and representation.
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