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a

From Wiktionary, the free dictionary

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Thumb
a U+0061, a
LATIN SMALL LETTER A
`
[U+0060]
Basic Latin b
[U+0062]
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Some typefaces have a single-story form of a. This has a dedicated Unicode character ɑ for IPA use.
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Translingual

Etymology 1

Approximate form of Greek upper case Α (a, “alpha”) that was the source for both common variants of a Modification of capital A.

Pronunciation

  • Pronunciation of IPA [aː]:(file)

Letter

a (upper case A)

  1. The first letter of the basic modern Latin alphabet.
    (superscript) See ª.

Symbol

a

  1. (IPA, phonetics) an open front or central unrounded vowel.
  2. (IPA, superscript ) [a]-coloring or a weak, fleeting, epenthetic or echo [a].
  3. (international standards) transliterates Indic (or equivalent).

See also

Further reading

Etymology 2

Abbreviation of atto-, from Danish atten (eighteen).

Symbol

a

  1. See a-.

Etymology 3

From Latin annum / annus.

Symbol

a

  1. year, a unit of time.
    1. Julian year, 365.25 days.

Etymology 4

Abbreviation of French are.

Symbol

a

  1. An are, a unit of area one hundredth of a hectare; ares.

Etymology 5

Abbreviation of English acceleration.

Symbol

a

  1. (physics) acceleration (in equations)
    f = ma

Etymology 6

Middle English: weak form of Old English ān ‘one’.

Symbol

a

  1. (actuarial notation) Annuity; (specifically) annuity-immediate.
    ax:|n-year annuity-immediate to a person currently age x
    axlife annuity-immediate to a person currently age x

Other representations of A:

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English

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