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

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

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

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