diurnal

English Dictionary -> Letter D -> diurnal

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diurnal Definition

• (a) belonging to or active during the day; "diurnal animals are active during the day"; "diurnal flowers are open during the day and closed at night"
• (s) having a daily cycle or occurring every day; "diurnal rhythms"; "diurnal rotation of the heavens"; "the diurnal slumber of bats"

diurnal Synonyms

• diurnal