[pley-ni-graf, -grahf, plan-i-]
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·gram [pley-ni-gram, plan-i-] /ˈpleɪ nɪˌgræm, ˈplæn ɪ-/.
Origin of planigraph
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.