B, b: Meaning and Definition of


Pronunciation: (bē), [key]
— pl. B's Bs, b's bs.
  1. the second letter of the English alphabet, a consonant.
  2. any spoken sound represented by the letter B or b, as in bid, bauble, or daubed.
  3. something having the shape of a
  4. a written or printed representation of the letter B or b.
  5. a device, as a printer's type, for reproducing the letter B or b.


Pronunciation: [key]
  1. bishop.
  2. black.
  3. bulb (def. 8).


Pronunciation: [key]
— Symbol.
  1. the second in order or in a series.
  2. (sometimes l.c.) (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work as good or better than average.
  3. (sometimes l.c.) (in some school systems) a symbol designating the second semester of a school year.
  4. a major blood group usually enabling a person whose blood is of this type to donate blood to persons of type B or AB and to receive blood from persons of type O or B. Cf. ABO system.
    1. the seventh tone in the scale of C major or the second tone in the relative minor scale, A minor.
    2. a string, key, or pipe tuned to this tone.
    3. a written or printed note representing this tone.
    4. (in the fixed system of solmization) the seventh tone of the scale of C major, called ti.
    5. the tonality having B as the tonic note.
  5. (sometimes l.c.) the medieval Roman numeral for 300.
  6. boron.
  7. a proportional shoe width size, narrower than C and wider than A.
  8. a proportional brassiere cup size, smaller than C and larger than A.
  9. See
  10. susceptance.
  11. a designation for a motion picture made on a low budget and meant as the secondary part of a double feature.
  12. a quality rating for a corporate or municipal bond, lower than BB and higher than CCC.


Pronunciation: [key]
    1. bar; bars.
    2. barn; barns.
  1. black.


Pronunciation: [key]
  1. bachelor.
  2. bacillus.
  3. base; baseman.
  4. bass.
  5. basso.
  6. bay.
  7. Bible.
  8. bolivar.
  9. boliviano.
  10. book.
  11. born.
  12. breadth.
  13. British.
  14. brother.
  15. brotherhood.


Pronunciation: [key]
  1. bachelor.
  2. bale.
  3. base; baseman.
  4. bass.
  5. basso.
  6. bay.
  7. billion.
  8. blend of; blended.
  9. book.
  10. born.
  11. breadth.
  12. brother.
  13. brotherhood.


Pronunciation: [key]
— U.S. Mil. U.S. Mil.
  1. (in designations of aircraft) bomber: B-29.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.