D ¹

Definition: 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 Ph/nician, the probable ultimate origin being Egyptian. It is related most nearly to t and th; as, Eng. deep, G. tief; Eng. daughter, G. tochter, Gr. qyga`thr, Skr. duhitr. See Guide to Pronunciation, Ã178,

D ²

Definition: The nominal of the second tone in the model major scale (that in C), or of the fourth tone in the relative minor scale of C (that in A minor), or of the key tone in the relative minor of F.

D ³

Definition: As a numeral D stands for 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

D ⁴

Definition: the 4th letter of the Roman alphabet

D ⁵

Definition: the cardinal number that is the product of one hundred and five

D ⁶

Definition: a fat-soluble vitamin that prevents rickets

d ⁷

Definition: denoting a quantity consisting of items or units