The meaning of DIURNAL is active chiefly in the daytime. How to use diurnal in a sentence.

Diurnality is a form of plant and animal behavior characterized by activity during daytime, with a period of sleeping or other inactivity at night. The common adjective used for daytime activity …

Diurnal definition: of or relating to a day or each day; daily.. See examples of DIURNAL used in a sentence.

DIURNAL meaning: 1. being active or happening during the day rather than at night: 2. happening over a period of a…. Learn more.

1. Occurring in a 24-hour period; daily. 2. Most active during the daytime. Many animals, including the apes, are diurnal. Compare nocturnal. 3. Having leaves or flowers that open in daylight …

Definition of 'diurnal' diurnal (daɪɜːʳnəl ) adjective [usually ADJECTIVE noun]

Definition of diurnal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Oct 13, 2025 · diurnal (not comparable) Happening or occurring during daylight, or primarily active during that time. quotations

Diurnal - Meaning, Definition & English Examples diurnal /daɪˈɝnəl/ /daɪˈɜːnəl/ Definition: Active or occurring during the daytime, opposite of nocturnal.

Look up diurnal in Wiktionary, the free dictionary. Diurnal ("daily") may refer to: