Becquerel ray

noun

Bec·​que·​rel ray (ˌ)bek-ˌrel-, ˌbek-ə- How to pronounce Becquerel ray (audio)
: a ray emitted by a radioactive substance
—used before radioactive emissions were classified as alpha and beta particles and gamma-ray photons

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Cite this Entry

“Becquerel ray.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Becquerel%20ray. Accessed 1 May. 2024.

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