particulate radiation

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a stream of atomic or subatomic particles that may be charged positively (e.g. alpha particles) or negatively (e.g. beta particles) or not at all (e.g. neutrons)
• Syn:
corpuscular radiation
• Hypernyms:
radiation, radioactivity
• Hyponyms:
alpha radiation, alpha ray, beta radiation, beta ray, electron radiation, neutron radiation