Pronunciation: (plā'ni-graf", -gräf", plan'i-), [key]
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. Also,pla•ni•gramPronunciation: (plā'ni-gram", plan'i-). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.