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Noun: b  bee
  1. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
    - barn
     
  2. The 2nd letter of the Roman alphabet
    - B
Noun: B  bee
  1. Originally thought to be a single vitamin but now separated into several B vitamins
    - B-complex vitamin, B complex, vitamin B complex, vitamin B, B vitamin
     
  2. Aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
    - bacillus
     
  3. A logarithmic unit of sound intensity equal to 10 decibels
    - Bel, bel
     
  4. The blood group whose red cells carry the B antigen
    - type B, group B
     
  5. A trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
    - boron, atomic number 5

Derived forms: bs, Bs

Type of: alphabetic character, area unit, blood group, blood type, chemical element, element, eubacteria, eubacterium, letter, letter of the alphabet, sound unit, square measure, true bacteria, water-soluble vitamin

Part of: borax, genus Bacillus, kernite, Latin alphabet, Roman alphabet

Encyclopedia: B, I, N, G, O