d

The fourth letter of the English alphabet, and a vocal consonant. The English letter is from Latin, which is from Greek, which took it from Phœnician, the probable ultimate origin being Egyptian. (Mus.) The nominal of the second tone in the model major scale or of the fourth tone in the relative minor scale of C or of the key tone in the relative minor of F. As a Roman numeral D stands for 500. in this use it is not the initial of any word, or even strictly a letter, but one half of the sign (or) the original Tuscan numeral for 1,000. ...