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English definition of “a”


determiner (ONE)    weak /ə/ strong // (also an)
A1 one: a hundred a thousand a dozen There were three men and a woman.Cardinal numbers, including nought and zero A2 used between a fraction and a unit of measurement : half a mile a quarter of a kilo three quarters of an hour six tenths of a secondFractions A2 used when saying how often something happens in a certain period : Take one tablet three times a day . I swim once a week .Both, all, each and every A2 used when saying how much someone earns or how much something costs in a certain period : She earns $100,000 a year . My plumber charges £20 an hour . I pay £5 a week for my parking permit .Both, all, each and every Grammar:A/an and theGrammar:A/an and the: meaningA/an and the are articles. They are a type of determiner and they go before a noun.Grammar:When do we use a and when do we use an?In speaking, we use a /ə/ before a consonant sound:Grammar:How do we pronounce the?We pronounce the in two ways depending on whether the sound which comes after the is a vowel or a consonant:Grammar:When do we use articles?Grammar:A/an and the: typical errors
(Definition of a determiner (ONE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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