Z particle

noun

: a neutral elementary particle about 90 times heavier than a proton that along with the W particle is a transmitter of the weak force

called also Z0, Z0 particle

Examples of Z particle in a Sentence

Recent Examples on the Web
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The Z particle is electrically neutral, and an exchange of such particles is known as a neutral current. Washington Post, 26 July 2021

Word History

First Known Use

1979, in the meaning defined above

Time Traveler
The first known use of Z particle was in 1979

Dictionary Entries Near Z particle

Cite this Entry

“Z particle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Z%20particle. Accessed 29 Dec. 2024.

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