diurnal Meaning, definition in Cambridge English Dictionary
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Meaning of "diurnal" - English Dictionary

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diurnaladjective

uk   /ˌdaɪˈɜː.nəl/  us   /-ˈɝː-/ specialized
happening over a period of a day, or being active or happening during the day rather than at night
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diurnally
adverb uk   us   /-nə.li/
Translations of “diurnal”
in Chinese (Traditional) 在一天內發生的, 白天發生的, 晝行性的…
in Chinese (Simplified) 在一天内发生的, 白天发生的, 昼行性的…
(Definition of diurnal from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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