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beta ray

noun

Definition of beta ray

  1. 1 :  beta particle

  2. 2 :  a stream of beta particles —called also beta radiation

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From the M-W Editors

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1902

First Known Use of beta ray

1902

Medical Dictionary

beta ray

noun

Medical Definition of beta ray

  1. 1:  beta particle

  2. 2:  a stream of beta particles

Learn More about beta ray

  1. See words that rhyme with beta ray

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