a


Definition: Meaning of, a in English to English dictionary.

Pronunciation: / eɪ /

  • indefinite article, determiner
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also an
  1. used to show that you are talking about someone or something that has not been mentioned before, or that your listener does not know about
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  2. used to show that you are referring to a general type of person or thing and not a specific person or thing
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  3. used before someone's family name to show that they belong to that family
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  4. one
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  5. used in some phrases that say how much of something there is
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  6. used to mean 'each' when stating prices, rates, or speeds
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  7. used before singular nouns to mean all things of a particular type
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  8. used once before two nouns that are mentioned together very often
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  9. used before the -ing forms of verbs when they are used as nouns referring to an action, event, or sound
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  10. used before nouns that are usually UNCOUNTABLE when other information about the quality, feeling etc is added by an adjective, phrase, or CLAUSE
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  11. used before the name of a substance, food etc to refer to a particular type of it
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  12. used before the name of a drink to refer to a cup or glass of that drink
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  13. used before the name of a famous artist to refer to a painting by that artist
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  14. used before a name to mean someone or something that has the same qualities as that person or thing
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  15. used before someone's name when you do not know who they are
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  16. used before the names of days, months, seasons, and events in the year to refer to a particular one
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A


Definition: Meaning of, A in English to English dictionary.

Pronunciation: / eɪ /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
A A's, a's
also a
  1. [uncountable and countable] the first letter of the English alphabet
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  2. [uncountable and countable] the sixth note in the musical SCALE of C MAJOR or the musical KEY based on this note
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  3. [countable] the highest mark that a student can get in an examination or for a piece of work
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  4. an A student American English someone who regularly gets the best marks possible for their work in school or college
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  5. [uncountable] used to refer in a short way to one of two different things or people. You can call the second one B
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  6. from A to B from one place to another
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  7. from A to Z describing, including, or knowing everything about a subject
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  8. A34, A40 etc the name of a road in Britain that is smaller than a MOTORWAY, but larger than a B-ROAD
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  9. [uncountable] a common type of blood
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A used in phrases

  • 5-hydroxy-3-methylglutaryl-coenzyme A reductase (noun)
    1. a liver enzyme that is responsible for producing cholesterol
  • A & E (noun)
    1. Accident and Emergency the part of a hospital where people who are injured or who need urgent treatment are brought
  • A battery (noun)
    1. the battery used to heat the filaments of a vacuum tube
  • A level (noun)
    1. Advanced level an examination that students in England and Wales take, usually when they are 18 [↪  A/S level, GCSE, GNVQ, O level]
  • A road (noun)
    1. a numbered main or principal road
  • A to Z
    1. trademark a book with maps that show every street in a British city
  • A'man (noun)
    1. the Israeli military intelligence which produces comprehensive national intelligence briefings for the prime minister and the cabinet
  • A-1 (adjective)
    1. very good or completely healthy
  • A-OK (adjective)
    1. in good condition [=  satisfactory]
  • A-Z
  • More

a-


Definition: Meaning of, a- in English to English dictionary.

Pronunciation: / ə /

  • prefix
  • synonym
  • antonym
  1. in a particular condition or way
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  2. old use in, to, at, or on something
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  3. not or without
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