- D
- DD1 [dē]n.1. a Roman numeral for 500; with a superior bar (D̄), 500,000 or less often, 5,000☆ 2. Educ. a grade indicating below-average work, or merely passing3. Musica) the second tone or note in the ascending scale of C majorb) a key, string, etc. producing this tonec) the scale having this tone as the keynoteadj.below average in qualityD2abbrev.1. dairy: prepared according to kashrut or kosher laws2. December3. Democrat4. Democratic5. Chem. deuterium6. digital7. drive (on automotive automatic-shift indicators)8. Doctor9. Don10. Duchess11. Duke12. Dutch13. [L Dominus] Lord
English World dictionary. V. Neufeldt. 2014.