from The American Heritage® Dictionary of the English Language, 4th Edition

  • The symbol for the element boron.
  • The symbol for magnetic flux density.
  • abbr. baryon number
  • abbr. Baseball base
  • abbr. Music bass
  • abbr. billion
  • abbr. bishop (chess)

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The second letter of the basic modern Latin alphabet.
  • n. A blood type that has a specific antigen that aggravates the immune response in people with type A antigen in their blood. They can receive blood from type B or type O, but cannot receive blood from AB or A.
  • n. The symbol for boron.
  • n. Hexadecimal symbol for 11.
  • n. IUPAC 1-letter abbreviation for either glutamine or glutamic acid
  • n. The second letter of the English alphabet, called bee and written in the Latin script.
  • n. The ordinal number second, derived from this letter of the English alphabet, called bee and written in the Latin script.
  • n. A personality type of someone who is relaxed and easygoing and able to engage in leisure activities without worrying about work.
  • n. An academic grade, better than a C and worse than an A
  • n. Signifies a second-tier or second class of a given commodity, group, or category, as in B-movie, B-list, etc.
  • n. Alternate or secondary part, as the back side of a phonograph record. Contrasted with A, which is the primary part.
  • n. The seventh note in the C major scale.
  • n. byte
  • abbr. the number of balls faced by a batsman
  • abbr. The quantity one billion (1,000,000,000), usually used to signify a sum of money
  • abbr. The grade of pencil that makes darker marks than grade HB but lighter marks than grade 2B; a pencil with soft lead.
  • abbr. Bishop


From Ancient Greek letter Β (B, "Beta"). (Wiktionary)



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