അർത്ഥം : Of or belonging to or active during the day.
ഉദാഹരണം :
Diurnal animals are active during the day.
Diurnal flowers are open during the day and closed at night.
Diurnal and nocturnal offices.
Belonging to or active during the night.
Nocturnal animals are active at night.അർത്ഥം : Having a daily cycle or occurring every day.
ഉദാഹരണം :
Diurnal rotation of the heavens.