radiopaque

[ rey-dee-oh-peyk ]
/ ˌreɪ di oʊˈpeɪk /

adjective

opaque to radiation; visible in x-ray photographs and under fluoroscopy (opposed to radiotransparent).
Compare radiolucent.

Origin of radiopaque

First recorded in 1925–30; radi(o)- + opaque

OTHER WORDS FROM radiopaque

ra·di·o·pac·i·ty [rey-dee-oh-pas-i-tee] /ˌreɪ di oʊˈpæs ɪ ti/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for radiopaque

radiopaque

radio-opaque

/ (ˌreɪdɪəʊˈpeɪk) /

adjective

not permitting X-rays or other radiation to pass through

Derived forms of radiopaque

radiopacity (ˌreɪdɪəʊˈpæsɪtɪ) or radio-opacity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for radiopaque

radiopaque
[ rā′dē-ō-pāk ]

adj.

Relatively impenetrable by x-rays or other forms of radiation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.