: a chromatogram revealing one or more radioactive substances

Word History

First Known Use

1951, in the meaning defined above

Time Traveler
The first known use of radiochromatogram was in 1951

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Cite this Entry

“Radiochromatogram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiochromatogram. Accessed 17 Mar. 2025.

Medical Definition

radiochromatogram

noun
: a chromatogram revealing one or more radioactive substances
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