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A

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English

Noun

A

Pronunciation

Named /eɪ/, /eI/ in the English, and most commonly /ɑː/, /A:/ in other languages. The current pronunciation is a comparatively modern sound, and has taken the place of what, till about the early part of the 17th century, was similar to that in other languages.

  1. The first letter of the alphabet. (See appendix:English alphabet)
    Apple starts with A.
  2. The highest rank on any of various scales which assign letters.
    We assign each item inspected a rating from A through G depending on various factors.
  3. (education) The highest letter grade assigned (disregarding plusses and minuses).
    I was so happy to get an A on that test.
  4. (music) A tone three fifths above C in the cycle of fifths; the sixth tone of the C major scale.
    Orchestras traditionally tune to a concert A
  5. A blood type that has a specific antigen that aggravates the immune response in people with type B antigen in their blood. They can receive blood from type A or type O, but cannot receive blood from AB or B.
    My blood type is A negative
  6. (computing) The number 10 in the hexadecimal system.(Generally capitalized.)
    The value is hexadecimal A0, or decimal 160.

Related Terms

Letter of the Alphabet
Rank or Size
Letter Grade
Music
Blood Type
Other

Indefinite article

a

Pronunciation

As A above when pronounced as a distinct word, but generally as a schwa.

  1. Variant of an used before consonants.

Preposition

a

Etymology

Abbreviated form of an (Anglo Saxon on). See On)

  1. (Obsolete): In; on; at; by.
    A God's name.
    Torn a pieces.
    Stand a tiptoe.
    A Sundays - Shakespeare, Hamlet, IV-v.
    Wit that men have now a days. - Chaucer.
  2. (Obsolete) In process of; in the act of; into; to; Used with verbal substantives in -ing which begin with a consonant. This is a shortened form of the preposition an (which was used before the vowel sound). May or may not be hyphenated
    Jacob, when he was a dying - KJB, Hebrews 11-21.
    It was a doing. - Shakespeare

Etymology

From Anglo Saxon "of", "off", "from". See of

  1. (Obsolete): Of.
    The name of John a Gaunt.
    What time a day is it? - Shakespeare, 1 Henry IV, I-ii.
    It's six a clock. - B. Jonson.

Verb

a

  1. (obsolete) Contraction of have. Survives in colloquial woulda, shoulda etc.
    So would I a done.

Pronoun

a

  1. (obsolete) Contraction of he, and sometimes of it and of they.
    a' brushes his hat o' mornings. - Shakespeare, Much Ado About Nothing, III-ii

Expletive

a

  1. (obsolete) An expletive, void of sense, to fill up the meter in a rhyming couplet
    A merry heart goes all the day,
    Your sad tires in a mile-a
    - Shakespeare, The Winter's Tale, IV-iii

Abbreviation

A

  1. ampere in the International System of Units
  2. Vehicle distinguishing sign for Austria

a

  1. year in the International System of Units

Prefix

See a- for these usages

See Also

Translations


Aragonese

Etymology

From Latin illa.

Definite article

a f singular

  1. the
    A luenga aragonesa = "The Aragonese language"

Czech

Conjunction

a

  1. and

French

Verb form

  1. (third-person singular indicative present of avoir) has

See also


Italian

Preposition

a

  1. in
  2. at
  3. to

Combined forms

When followed by a definite article, a is combined with the article to give the following combined forms:

A + articleCombined form
a + ilal
a + loallo
a + l'all'
a + iai
a + gliagli
a + laalla
a + lealle

Latin

Preposition

a (also ab)

  1. of, from
    "Thomas a Becket"

Usage note

Takes object in procrastinative case.

Abbreviation

  1. annus
  2. ante
  3. Aulus
  4. absolvo
  5. antiquo

Portuguese

Etymology

From Latin illa

Definite article

a f singular

  1. the
    Lá vem a chuva. = "There comes the rain."
masculinefeminine
singularoa
pluralosas

Etymology

From Latin ad

Preposition

a

  1. to
    Vamos a Paris! = "Let's go to Paris!"
  2. Indicates position: at. (Cf. em.)
    Onde vai ele a esta hora da noite = "Where does he go at this time of night?"
  3. Indicates the direct object, mainly to avoid confusion when it, or the subject, or both, is displaced.
    A mim ele não engana. = "He doesn't deceive me." (lit. "To me he doesn't deceive.")

Usage notes

Personal pronoun, 3rd person f sing.

From Latin illa.

  1. Her, it (as a direct object; as an indirect object, see lhe; after prepositions, see ela).
    Encontrei-a na rua. = "I met her/it at the street."

Usage notes

See also


Slovak

Conjunction

a

  1. and

Spanish

Pronunciation

Preposition

a

  1. to
  2. by
  3. at
  4. Used before words referring to people, pets, or personified objects or places, that function as direct objects. This word is not translated in English.

Example

  1. Lo busca a Ud. (2) - He is looking for you.

Vietnamese

Interjection

  1. A! hah!
  2. acre.

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WordNet Definitions

The noun "a" has seven senses:

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