Wordnet 3.0
NOUN (1)
1.
the branch of optics that deals with the use of coherent light from a laser in order to make a hologram that can then be used to create a three-dimensional image;
The Collaborative International Dictionary of English v.0.48:
holography \ho*log"ra*phy\, v. t.
The process of producing holograms, usually requiring a
source of coherent light, as from a laser.
[PJC]
WordNet (r) 3.0 (2006):
holography
n 1: the branch of optics that deals with the use of coherent
light from a laser in order to make a hologram that can
then be used to create a three-dimensional image