B factory

noun

variants or less commonly B-factory
ˈbē-ˈfak-t(ə-)rē How to pronounce B factory (audio)
: a particle accelerator designed to produce B mesons
Indeed, at least one worker thinks Fermilab will be as significant as—and in some ways superior to—the "B factory" planned for Stanford University to explore why matter dominates antimatter in the universe.—Philip Yam, Scientific American, July 1994
Cornell will develop a smaller B-factory with National Science Foundation funding.—Robert C. Cowen, Christian Science Monitor, 6 Dec. 1993

Word History

First Known Use

1988, in the meaning defined above

Time Traveler
The first known use of B factory was in 1988

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Rhymes for B factory

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BFA
B factory
BFF
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Cite this Entry

“B factory.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/B%20factory. Accessed 7 Jul. 2026.

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