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English definition of “dilate”

dilate

verb [I or T] uk   /daɪˈleɪt/ us    /ˈdaɪ.leɪt/
to (cause a part of the body to) become wider or further open: The pupils of the eyes dilate as darkness increases. This drug will dilate the arteries.Enlarging and inflatingBecoming biggerBecoming biggerEnlarging and inflating
Phrasal verbs
(Definition of dilate from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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