Meanings
nounbeta ray (plural beta rays)
plural beta rays
- A stream of beta particles (fast-moving electrons propagating through a gas or vacuum), such as emitted by a radioactive substance.
Synonyms & antonyms
nounradiation of beta particles during radioactive decay
Similar
beta radiationelectron radiation
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Chinese Mandarin β射線 /β射线
- β射線 /β射线 (bèitǎ shèxiàn)stream of beta particles
Dutch bètastraal
- bètastraalstream of beta particles
Finnish beetasäde
- beetasädestream of beta particles
French rayon bêta
- rayon bêtastream of beta particles
Polish strumień cząstek beta
- strumień cząstek betastream of beta particles
Cite this entry
APA
beta ray. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/beta%20ray
MLA
“beta ray.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/beta%20ray. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “beta ray,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/beta%20ray.
Source: beta ray on Wiktionary, CC BY-SA 4.0.