Link Centre Dictionary

diurnal

diur·nal

UK/daɪˈɜːnəl/ US/daɪˈɝ.nəl/ uncommon archaic

adjective

1.

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”
Antonyms
2.

having a daily cycle or occurring every day

  • “diurnal rhythms”
  • “diurnal rotation of the heavens”
  • “the diurnal slumber of bats”
Similar

Origin

From Latin diurnālis, from diēs (“day”). Doublet of journal.

Phrases

  • diurnal aberration
  • diurnal active photolocation
  • diurnal arc
  • diurnal motion

Related words

Word family

See also

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.