hologram: Meaning and Definition of

hol•o•gram

Pronunciation: (hol'u-gram", hō'lu-), [key]
— n. Optics.
  1. a negative produced by exposing a high-resolution photographic plate, without camera or lens, near a subject illuminated by monochromatic, coherent radiation, as from a laser: when it is placed in a beam of coherent light a true three-dimensional image of the subject is formed. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
hologonidium holograph
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