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Pronunciation: ruth'er-ford

Definition: Obsolete term for a unit of radioactivity, representing that quantity of radioactive material in which a million disintegrations are taking place per second; 37 rutherford = 1 mCi.

See: Becquerel

[Ernest Rutherford, British physicist and Nobel laureate, 1871–1937]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.