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b

/bˈi/ · 1 syllable

Meaning

noun

  1. aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
  2. originally thought to be a single vitamin but now separated into several B vitamins
  3. a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
  4. a logarithmic unit of sound intensity equal to 10 decibels
  5. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
  6. the 2nd letter of the Roman alphabet
  7. the 2nd letter of the Roman alphabet
  8. the blood group whose red cells carry the B antigen

Synonyms for b

Words that rhyme with b

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