D
1 none. (also d) (plural. Ds or d`s) 1 fourth letter of the alphabet. 2 mus. Second note of the diatonic scale of c major. 3 (as a roman numeral) 500. 4 = *dee. 5 fourth highest class or category (of academic marks etc.).
1 none. (also d) (plural. Ds or d`s) 1 fourth letter of the alphabet. 2 mus. Second note of the diatonic scale of c major. 3 (as a roman numeral) 500. 4 = *dee. 5 fourth highest class or category (of academic marks etc.).
.litt. abbreviation. Doctor of letters. [latin doctor litterarum]
.phil. abbreviation. Doctor of philosophy.