roentgen noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of roentgen noun from the Oxford Advanced American Dictionary

roentgen

noun

NAmE//ˈrɛntɡən//

, NAmE//ˈrʌntɡən//

, NAmE//ˈrɛntdʒən//

, NAmE//ˈrʌntdʒən//

(physics) (abbreviation R)

a unit of radiation, used to measure the quantity of X-rays or gamma radiation that has reached someone or something

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