holography \ho*log"ra*phy\, v. t.
   The process of producing holograms, usually requiring a
   source of coherent light, as from a laser.
   [PJC]

	

	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