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radiolucent

[rey-dee-oh-loo-suh nt] /ˌreɪ di oʊˈlu sənt/
adjective
1.
almost entirely transparent to radiation; almost entirely invisible in x-ray photographs and under fluoroscopy.
Compare radiopaque, radiotransparent.
Origin of radiolucent
1915-1920
First recorded in 1915-20; radio- + lucent
Related forms
radiolucence, radiolucency, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for radiolucency

radiolucent

/ˌreɪdɪəʊˈluːsənt/
adjective
1.
almost transparent to electromagnetic radiation, esp X-rays
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
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radiolucency in Medicine

radiolucent ra·di·o·lu·cent (rā'dē-ō-lōō'sənt)
adj.
Characterized by allowing passage of x-rays or other radiation; not radiopaque.

ra'di·o·lu'cen·cy n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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