milliroentgen

noun
mil·​li·​roent·​gen | \ ˌmi-lə-ˈrent-gən How to pronounce milliroentgen (audio) , -ˈrənt-, -jən, -shən \

Definition of milliroentgen

: one thousandth of a roentgen

First Known Use of milliroentgen

1947, in the meaning defined above

History and Etymology for milliroentgen

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The first known use of milliroentgen was in 1947

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Cite this Entry

“Milliroentgen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milliroentgen. Accessed 27 Feb. 2021.

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milliroentgen

noun
mil·​li·​roent·​gen | \ ˌmil-ə-ˈrent-gən, -ˈrənt-, -jən; -ˈren-chən, -ˈrən- How to pronounce milliroentgen (audio) \

Medical Definition of milliroentgen

: one thousandth of a roentgen abbreviation mR

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