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Contents 1 Translingual 1.1 Etymology 1 1.1.1 Letter 1.1.2 Usage notes 1.1.3 See also 1.2 Etymology 2 1.2.1 Alternative forms 1.2.2 Numeral 1.2.2.1 Usage notes 1.2.2.2 See also 1.3 Etymology 3 1.3.1 Symbol 2 English 2.1 Etymology 1 2.1.1 Pronunciation 2.1.2 Letter 2.1.3 See also 2.2 Etymology 2 2.2.1 Abbreviation 2.2.2 Symbol 3 Fijian 3.1 Pronunciation 3.2 Letter 3.2.1 See also 4 Romanian 4.1 Pronunciation 4.2 Letter 4.2.1 See also 5 Vietnamese 5.1 Pronunciation 5.2 Letter

[ Translingual

[ Etymology 1

Modification of capital letter D, from Greek letter Δ (D), “‘Delta’”).

[ Letter

d (lower case, upper case D)

1. A lower case letter of the Latin script, the fourth in many alphabets, including English.

[ Usage notes

The letter d is used in the International Phonetic Alphabet, in the alphabets of many languages, and in several romanization systems of non-Latin scripts to represent the voiced alveolar plosive (IPA: /d/). In some languages and transcription systems where unaspirated stops contrast with aspirated stops, d represents an unaspirated /t/, while t represents an aspirated /tʰ/.

[ See also

• (select forms with diacritics) ď đ ð ƌ ȡ ḍ ḏ ḑ ḓ
• (select similar letters and symbols) ∂ ₫ ɖ ɗ
• (other scripts) δ д ד ㄷ د
• See Appendix:Variations of "d"
• Appendix:Roman script

[ Etymology 2

Lower case form of upper case roman numeral D, a standardization of D or Ð, from tally stick markings resembling a superimposed Ɔ and ⋌, from the practice of encircling each hundredth ⋌ notch.

[ Alternative forms

• D, Ⅾ, ⅾ

[ Numeral

d (lower case Roman numeral, uper case D)

1. cardinal number five hundred (500).

[ Usage notes

With a bar over the numeral, i.e., as d, it represents five hundred thousand (500,000).

[ See also

• Lesser roman numeral symbol: c (“‘100’”)
• Greater roman numeral symbol: m (“‘1000’”)
• Roman numerals

[ Etymology 3

[ Symbol

d

1. (mathematics) the differential of a quantity

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[ English

[ Etymology 1

Old English lower case letter d, from 7th century replacement by Latin lower case d of the Anglo-Saxon Futhorc letter ᛞ.

[ Pronunciation

• (letter name): IPA: /diː/
• (phoneme): IPA: /d/

[ Letter

d (lower case, upper case D)

1. The letter dee, the fourth letter of the English alphabet.

[ See also

• Previous letter: c
• Next letter: e

[ Etymology 2

• (died, death): abbreviation of
• (british penny; old penny): abbreviation of Latin denarii, the name of the corresponding Roman coin.
• (games, dice to use in a diceroll): abbreviation of dice

[ Abbreviation

d

1. died, death.

   William Shakespeare, d 1616

[ Symbol

d

1. (until February 1971) a British penny; an old penny.

   £sd — “pounds, shillings and pence”

2. (games, infix) dice to use in a diceroll

   2d6 — “two six-sided die”

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[ Fijian

[ Pronunciation

• (phoneme): IPA: /nd/

[ Letter

d (lower case, upper case D)

1. The fourth letter of the Fijian alphabet.

[ See also

• Previous letter: c
• Next letter: e

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[ Romanian

[ Pronunciation

• (letter name): IPA: /de/
• (phoneme): IPA: /d/

[ Letter

d (lower case, upper case D)

1. The sixth letter of the Romanian alphabet.

[ See also

• Previous letter: c
• Next letter: e

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[ Vietnamese

[ Pronunciation

• (phoneme): (north) IPA: /z/, (south) IPA: /j/

[ Letter

d (lower case, upper case D)

1. A letter of thee Vietnamese alphabet.