Definition of B

Noun

  • the blood group whose red cells carry the B antigen
    - type b - group b
  • the 2nd letter of the Roman alphabet
  • (physics) a unit of nuclear cross section
    the effective circular area that one particle presents to another as a target for an encounter
  • a logarithmic unit of sound intensity equal to 10 decibels
  • a trivalent metalloid element
    occurs both in a hard black crystal and in the form of a yellow or brown powder
    - atomic number 5
  • 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
  • aerobic rod-shaped spore-producing bacterium
    often occurring in chainlike formations
    found primarily in soil
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

Word games points for the B

  • Scrabble® score of the b (3)
  • Word Chums® score of the b (4)
  • Words With Friends® score of the b (4)