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English definition of “adult”

adult

noun [C]     /ˈæd.ʌlt/ /əˈdʌlt/
A1 a person or animal that has grown to full size and strength : An adult under English law is someone over 18 years old . Adults pay an admission charge but children get in free .Kinds of menMen and womenKinds of womenMen and women
(Definition of adult noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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