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d1 definition

d or D ()

noun pl. d's, D's

  1. the fourth letter of the English alphabet: from the Greek delta, a borrowing from the Phoenician
  2. any of the speech sounds that this letter represents, as, in English, the (d) of dog
  3. a type or impression for d or D
  4. the fourth in a sequence or group
  5. an object shaped like

adjective

  1. of d or D
  2. fourth in a sequence or group
  3. shaped like
d2 definition

d

  1. dam (in pedigrees)
  2. date
  3. daughter
  4. day(s)
  5. dead
  6. deci-
  7. degree
  8. Physics density
  9. departs
  10. departure
  11. diameter
  12. died
  13. Physics distance
  14. division
  15. dollar
  16. dorsal
  17. dose
  18. dyne(s)
  19. Etymology: L da

    Pharmacy give
  20. Etymology: L denarius, pl. denarii

    penny; pence
D1 definition

D ()

noun

  1. a Roman numeral for 500; with a superior bar (), 500,000 or less often, 5,000
  2. Educ. a grade indicating below-average work, or merely passing
  3. Music
    1. the second tone or note in the ascending scale of C major
    2. a key, string, etc. producing this tone
    3. the scale having this tone as the keynote

adjective

below average in quality
D2 definition

D

  1. dairy: prepared according to kashrut or kosher laws
  2. December
  3. Democrat
  4. Democratic
  5. Chem. deuterium
  6. digital
  7. drive (on automotive automatic-shift indicators)
  8. Doctor
  9. Don
  10. Duchess
  11. Duke
  12. Dutch
  13. Etymology: L Dominus

    Lord

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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