B factory

noun \ˈbē-ˈfak-t(ə-)rē\
variants: less commonly


\ˈbē-ˈfak-t(ə-)rē\ play

Definition of B factory

  1. :  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

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!


First Known Use of b factory


Seen and Heard

What made you want to look up B factory? Please tell us where you read or heard it (including the quote, if possible).


capable of being understood in two ways

Get Word of the Day daily email!