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English definition of “A4”

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noun [U] uk   /ˌeɪˈfɔːr/ us    /-ˈfɔːr/
in the UK, paper that is a standard size of 21 centimetres by 29.7 centimetres: a sheet of A4 A4 paper
Translations of “A4”
in Chinese (Traditional) A4 紙(的)…
in Chinese (Simplified) A4 纸(的)…
(Definition of A4 from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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