milliroentgen

noun mil·li·roent·gen \ˌmi-lə-ˈrent-gən, -ˈrənt-, -jən, -shən\

Definition of MILLIROENTGEN

: one thousandth of a roentgen

International Scientific Vocabulary

First Known Use: 1947

Medical Dictionary

noun mil·li·roent·gen \ˌmil-ə-ˈrent-gən, -ˈrənt-, -jən; -ˈren-chən, -ˈrən-\

: one thousandth of a roentgen—abbreviation mR

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