Augmented reality
Overview
 
Augmented reality is a live, direct or indirect, view of a physical, real-world environment whose elements are augmented by computer-generated
Computer-generated
The term computer-generated most often refers to a sound or visual that has been created in whole or in part with the aid of computer software...

 sensory input such as sound, video, graphics or GPS data. It is related to a more general concept called mediated reality, in which a view of reality is modified (possibly even diminished rather than augmented) by a computer. As a result, the technology functions by enhancing one’s current perception of reality.
 
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