alpha ray


nounPhysics.
  1. a stream of alpha particles.

Origin of alpha ray

1
First recorded in 1900–05
  • Also called alpha radiation.

Words Nearby alpha ray

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How to use alpha ray in a sentence

British Dictionary definitions for alpha ray

alpha ray

noun
  1. ionizing radiation consisting of a stream of alpha particles

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for alpha ray

alpha ray

  1. A stream of alpha particles.

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