The spontaneous transformation of an unstable atomic nucleus into a lighter one, in which radiation is released in the form of alpha particles, beta particles, gamma rays, and other particles. The rate of decay of radioactive substances such as carbon 14 or uranium is measured in terms of their half-life .
(Physics) electromagnetic radiation consisting of gamma rays
Find another word for gamma-ray. In this page you can discover 20 synonyms, antonyms, idiomatic expressions, and related words for gamma-ray, like: S-ray, high-energy photon, invisible radiation, radioactive-decay, gamma-radiation, cosmic-ray, supernova, photon, grbs, quasar and grb.