DIURNALLY
Etymology
Adverb
diurnally (not comparable)
daily
By daylight.
Every daytime.
Source: Wiktionary
Di*ur"nal*ly, adv.
Definition: Daily; every day.
DIURNAL
Di*ur"nal, a. Etym: [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 Ant: nocturnal; as,
diurnal heat; diurnal hours.
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.
Ere twice the horses of the sun shall bring Their fiery torcher his
diurnal ring. Shak.
3. (Bot.)
Definition: Opening during the day, and closing at night; -- said of
flowers or leaves.
4. (Zoöl.)
Definition: Active by day; -- applied especially to the eagles and hawks
among raptorial birds, and to butterflies (Diurna) among insects.
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 twentyfour 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.
Di*ur"nal, n. Etym: [Cf. F. diurnal a prayerbook. See Diurnal, a.]
1. A daybook; a journal. [Obs.] Tatler.
2. (R. C. Ch.)
Definition: A small volume containing the daily service for the "little
hours," viz., prime, tierce, sext, nones, vespers, and compline.
3. (Zoöl.)
Definition: A diurnal bird or insect.
Source: Webster’s Unabridged Dictionary 1913 Edition