radiolucent

American

[rey-dee-oh-loo-suhnt] / ˌreɪ di oʊˈlu sənt /

adjective

almost entirely transparent to radiation; almost entirely invisible in x-ray photographs and under fluoroscopy.

radiolucent British

/ ˌreɪdɪəʊˈluːsənt /

adjective

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

Other Word Forms

radiolucence noun
radiolucency noun

Etymology

Origin of radiolucent

First recorded in 1915–20; radio- + lucent

Compare meaning

How does radiolucent compare to similar and commonly confused words? Explore the most common comparisons:

radiopaque vs. radiolucent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The creature must be largely transparent to visible light, as human flesh is radiolucent to hard X-rays.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023