SKIP TO CONTENT

alpha decay

Definitions of alpha decay
  1. noun
    radioactive decay of an atomic nucleus that is accompanied by the emission of an alpha particle
    see moresee less
    type of:
    decay, disintegration, radioactive decay
    the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
Cite this entry
Style:
MLA
  • MLA
  • APA
  • Chicago

Copy citation
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘alpha decay'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
Word Family