milliroentgen

noun

mil·​li·​roent·​gen ˌmi-lə-ˈrent-gən How to pronounce milliroentgen (audio)
-ˈrənt-,
-jən,
-shən
: one thousandth of a roentgen

Word History

Etymology

International Scientific Vocabulary

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of milliroentgen was in 1947

Dictionary Entries Near milliroentgen

Cite this Entry

“Milliroentgen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milliroentgen. Accessed 28 Mar. 2024.

Medical Definition

milliroentgen

noun
: one thousandth of a roentgen
abbreviation mR
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