Meaning of 'diurnal'
Meaning of 'diurnal' (Webster Dictionary)
- Relating to the daytime; belonging to the period of
daylight, distinguished from the night; -- opposed to nocturnal; as,
diurnal heat; diurnal hours.
- Daily; recurring every day; performed in a day; going through its changes in a day; constituting the measure of a day; as, a diurnal fever; a diurnal task; diurnal aberration, or diurnal parallax; the diurnal revolution of the earth.
- Opening during the day, and closing at night; -- said of flowers or leaves.
- Active by day; -- applied especially to the eagles and hawks among raptorial birds, and to butterflies (Diurna) among insects.
- A daybook; a journal.
- A small volume containing the daily service for the "little hours," viz., prime, tierce, sext, nones, vespers, and compline.
- A diurnal bird or insect.
- Daily; recurring every day; performed in a day; going through its changes in a day; constituting the measure of a day; as, a diurnal fever; a diurnal task; diurnal aberration, or diurnal parallax; the diurnal revolution of the earth.
- Opening during the day, and closing at night; -- said of flowers or leaves.
- Active by day; -- applied especially to the eagles and hawks among raptorial birds, and to butterflies (Diurna) among insects.
- A daybook; a journal.
- A small volume containing the daily service for the "little hours," viz., prime, tierce, sext, nones, vespers, and compline.
- A diurnal bird or insect.
Meaning of 'diurnal' (Princeton's WordNet)
Meaning (1):
- of or belonging to or active during the day
- of or belonging to or active during the day
Example in sentence:
- diurnal and nocturnal offices;
- diurnal animals are active during the day;
- diurnal flowers are open during the day and closed at night
Meaning (2):
- having a daily cycle or occurring every day
- having a daily cycle or occurring every day
Example in sentence:
- diurnal rotation of the heavens
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