radiopaque

adjective

ra·​di·​opaque ˌrā-dē-ō-ˈpāk How to pronounce radiopaque (audio)
: being opaque to various forms of radiation (such as X-rays)

Examples of radiopaque in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
During a barium study, the turtles ingested a radiopaque material that illuminated their separate digestive tracks on an X-ray. Cheryl Maguire, Discover Magazine, 14 Feb. 2022

Word History

First Known Use

1917, in the meaning defined above

Time Traveler
The first known use of radiopaque was in 1917

Dictionary Entries Near radiopaque

Cite this Entry

“Radiopaque.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiopaque. Accessed 21 Dec. 2024.

Medical Definition

radiopaque

adjective
ra·​di·​opaque -ō-ˈpāk How to pronounce radiopaque (audio)
: being opaque to radiation and especially X-rays
radiopaque dyes
compare radiolucent
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