DIURNAL
- Definiția din dicționar
Traducere: română
Notă: Puteţi căuta fiecare cuvânt din cadrul definiţiei printr-un simplu click pe cuvântul dorit.
Di*ur"nal (?), a. [L. diurnalis, fr. dies day. See Deity, and cf. Journal.] 1. Relating to the daytime; belonging to the period of daylight, distinguished from the night; -- opposed to nocturnal; as, diurnal heat; diurnal hours.
[1913 Webster]
2. 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.
[1913 Webster]
Ere twice the horses of the sun shall bring
Their fiery torcher his diurnal ring.
Shak.
[1913 Webster]
3. (Bot.) Opening during the day, and closing at night; -- said of flowers or leaves.
[1913 Webster]
4. (Zo&ö;l.) Active by day; -- applied especially to the eagles and hawks among raptorial birds, and to butterflies (Diurna) among insects.
[1913 Webster]
Diurnal aberration (Anat.), the aberration of light arising from the effect of the earth's rotation upon the apparent direction of motion of light. -- Diurnal arc, the arc described by the sun during the daytime or while above the horizon; hence, the arc described by the moon or a star from rising to setting. -- Diurnal circle, the apparent circle described by a celestial body in consequence of the earth's rotation. -- Diurnal motion of the earth, the motion of the earth upon its axis which is described in twenty-four hours. -- Diurnal motion of a heavenly body, that apparent motion of the heavenly body which is due to the earth's diurnal motion. -- Diurnal parallax. See under Parallax. -- Diurnal revolution of a planet, the motion of the planet upon its own axis which constitutes one complete revolution.
Syn. -- See Daily.
[1913 Webster]
Di*ur"nal (?), n. [Cf. F. diurnal a prayerbook. See Diurnal, a.] 1. A daybook; a journal. [Obs.] Tatler.
[1913 Webster]
2. (R. C. Ch.) A small volume containing the daily service for the “little hours,” viz., prime, tierce, sext, nones, vespers, and compline.
[1913 Webster]
3. (Zo&ö;l.) A diurnal bird or insect.
[1913 Webster]
