D definition: the fourth letter of the English alphabet, a consonant. See examples of D used in a sentence.

1. The fourth letter of the modern English alphabet. 2. Any of the speech sounds represented by the letter d. 3. The fourth in a series. 4. Something shaped like the letter D. 5. D The lowest passing …

In English, d generally represents the voiced alveolar plosive /d/. The letter d is the tenth most frequently used in the English language. The letter D, standing for "Deutschland" (German for "Germany"), on a …

d. written abbreviation for died: used when giving the dates of someone's birth and death:

For example, 'you had' can be shortened to 'you'd'. 2. -'d is a spoken form of 'would'. It is added to the end of the pronoun which is the subject of the verb. For example, 'I would' can be shortened to 'I'd'. …

D meaning: 1 : the fourth letter of the English alphabet; 2 : a musical note or key referred to by the letter D the second tone of a C-major scale

Any of the speech sounds that this letter represents, as, in English, the (d) of dog.

/di/ /di/ IPA guide Definitions of d noun the 4th letter of the Roman alphabet synonyms: D

2 days ago · The letter d is used in the alphabets of many languages, and in several romanization systems of non-Latin scripts to represent the voiced alveolar or dental plosive (/d/). In some …

WordReference Random House Learner's Dictionary of American English © 2026 ˈRo•man ˈnu•mer•al, n. [countable] any of the numerals in the ancient Roman system of notation, still used occasionally. …