hologram
ho·lo·gram
noun \ˈhō-lə-ˌgram, ˈhäl-ə-\Definition of HOLOGRAM
: a three-dimensional image reproduced from a pattern of interference produced by a split coherent beam of radiation (as from a laser); also : the pattern of interference itself
Learn More About
Seen & Heard 
What made you want to look up hologram? Please tell us where you read or heard it (including the quote, if possible).
