planigraph: Meaning and Definition of

pla•ni•graph

Pronunciation: (plā'ni-graf", -gräf", plan'i-), [key]
— n. Med.
  1. an x-ray photograph in which a given plane of the body is well defined and those above and below it purposely out of focus.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.