beta decay

1. 1.

   radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle

   Broaderdecay

Questions about beta decay

What does beta decay mean?

beta decay means "radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle".

Is beta decay a common word?

beta decay is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.