BETA PARTICLE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A high-speed electron or positron emitted in the decay of a radioactive isotope

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("beta particle" is a kind of...):

particle; subatomic particle (a body having finite mass and internal structure but negligible dimensions)

Credits