gamma ray

noun

: a photon emitted spontaneously by a radioactive substance
also : a photon of higher energy than that of an X-ray

Examples of gamma ray in a Sentence

Recent Examples on the Web Scientists think that gamma rays emerge in thunderstorms when electrons accelerate through strong electric fields in the clouds. Rudy Molinek, Smithsonian Magazine, 4 Oct. 2024 The plane also detected two types of gamma ray bursts never before recorded. Paul Smaglik, Discover Magazine, 3 Oct. 2024 This implies that lightning is most likely a major instigator of gamma ray generation through supercharging already an electric field’s high energy electrons. Andrew Paul, Popular Science, 2 Oct. 2024 This helps your body use the tracer as sugar in your cells, which emits a form of energy called gamma rays. Susan Russell, Health, 12 Sep. 2024 See all Example Sentences for gamma ray 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'gamma ray.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of gamma ray was in 1903

Dictionary Entries Near gamma ray

Cite this Entry

“Gamma ray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gamma%20ray. Accessed 5 Nov. 2024.

Kids Definition

gamma ray

noun
: a ray that is like an X-ray but of higher energy and that is given off especially by a radioactive substance

Medical Definition

gamma ray

noun
: a photon emitted spontaneously by a radioactive substance
also : a high-energy photon
usually used in plural

More from Merriam-Webster on gamma ray

Last Updated: - Updated example sentences
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