English dictionary
diurnal meaning and definition
Definition and meaning of diurnal at MeaningMonkey.org. diurnal meaning and definition in the English Dictionary.DIURNAL adjective
Definition of diurnal (adjective)
- of or 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"; "diurnal and nocturnal offices"
- antonym: nocturnal
- having a daily cycle or occurring every day
- "diurnal rotation of the heavens"
Source: Princeton University Wordnet