[pley-ni-graf, -grahf, plan-i-]

noun Medicine/Medical.

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

First recorded in 1880–85; plani- + -graph
Related formspla·nig·ra·phy [pluh-nig-ruh-fee] /pləˈnɪg rə fi/, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019