(a.) Relating to the daytime; belonging to the period of daylight, distinguished from the night; -- opposed to nocturnal; as, diurnal heat; diurnal hours.
(a.) 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.
(a.) Opening during the day, and closing at night; -- said of flowers or leaves.
(a.) Active by day; -- applied especially to the eagles and hawks among raptorial birds, and to butterflies (Diurna) among insects.
(a.) A daybook; a journal.
(a.) A small volume containing the daily service for the "little hours," viz., prime, tierce, sext, nones, vespers, and compline.
(a.) A diurnal bird or insect.
Example Sentences:
(1) Four of 18 patients showed no change over the twenty-four hours while 7 patients showed some variation without definite diurnal pattern.
(2) The amount of EB or progesterone injected seemed unimportant but, in either case, had to be given within a limited diurnal period of sensitivity.
(3) Seven days of constant light, however, reverses this diurnal variation such that plasma prolactin levels peak at 11:30 AM and reach a nadir at approximately 11:30 PM.
(4) Study of the clinical characteristics of depressive state by hemisphere stroke with the use of symptom items of Zung scale and Hamilton scale showed that patients in depressive state with right hemisphere stroke had high values in symptom items considered close to the essence of endogenous depression such as depressed mood, suicide, diurnal variation, loss of weight, and paranoid symptoms, while patients in depressive state with left hemisphere stroke had high values in symptom items having a nuance of so-called neurotic depression such as psychic anxiety, hypochondriasis, and fatigue.
(5) Intraocular pressure was investigated with multiple 12-hour diurnal curves.
(6) The purpose of this study was to examine the pattern of diurnal variation of blood pressure in normotensive working women, and to assess the effect of work stress on this pattern.
(7) In order to clarify the diurnal pattern of secretion of plasma immunoreactive (IR) proopiomelanocortin (POMC)-derived peptides, IR-N-terminal peptide (Nt), IR-beta-endorphin (Ep), IR-beta-lipotropin (LPH), and IR-ACTH (ACTH) in normal subjects and in patients with Addison's disease and Cushing's disease, we measured these 4 peptides in the same plasma obtained at 0900 h and then every three hours until 0600 h at the next day.
(8) When administered to adult patients with urge incontinence (generally as a 25mg twice-daily dose) terodiline reduces diurnal and nocturnal micturition frequency and incontinence episodes.
(9) These findings would suggest that hereditary progressive dystonia with marked diurnal fluctuation could show not only a diurnal fluctuation but also age-dependent changes of symptoms.
(10) The diurnal rhythms of sleep-wake activity, motor activity, and Tbr were not affected in rats.
(11) No IgE circadian rhythm was validated in healthy children while a large amplitude (approximately equal to 30% of the 24 hours mean) circadian rhythm with 2 diurnal peaks and a nocturnal trough was demonstrated (P less than 0.0023) in the asthmatics.
(12) The degree of change was comparable during the diurnal and nocturnal periods.
(13) A diurnal pattern, however, could not be shown in the corticosterone response to immobilization.
(14) In one rat studied 30 days after ocular enucleation the diurnal rhythm in synthesis persisted; however, relative to 4 days after enucleation the phase of the rhythm shifted about 90 degrees suggesting that light deprivation caused the rhythm to become free-running with a period slightly different from 24 h.
(15) It has a relatively short half-life, and large diurnal fluctuations in serum concentrations occur, thus making it difficult to define clear relationships between individual serum concentrations and either therapeutic or adverse effects.
(16) Vocalizations exhibited diurnal peaks of occurrence (0600-0800, 1600-1800 h).
(17) The syndrome of obstructive sleep apnoea is associated with an increased morbidity (the consequence of diurnal hypersomnolence and cardiovascular complications).
(18) 1) Diurnal patterns of the above-mentioned items were recorded, mutual relationships relationships between these items were revealed.
(19) Plasma and IL peptide levels were relatively constant during daylight hours (0600-1800 h), but increased after the onset of darkness and reached maximal concentrations at 0200 h. To examine the possibility that this diurnal rhythm in the content and secretion of POMC-derived peptides resulted from diurnal changes in the biosynthesis of POMC, the concentration and rate of synthesis of POMC mRNA were examined.
(20) The diurnal variation of [125I]iodomelatonin binding sites in the brain and serum melatonin levels were studied at 4-hour intervals under a 12 h:12 h light:dark cycle in 5-week-old chicks.
Gloaming
Definition:
(n.) Twilight; dusk; the fall of the evening.
(n.) Sullenness; melancholy.
Example Sentences:
(1) I was happily haunted for many years afterwards by the spooky gothic stairs, halls, corridors and windows I had witnessed vanishing into a kind of architectural gloaming even in the middle of a bright June day.
(2) A s the air cools in a fir-lined valley east of Croatia's Velebit mountains, the bears of Kuterevo stir to life in the gloaming.
(3) I’d arrived a bit late for its golden age (my adventures in the medium took place somewhere between sunset and the gloaming of that particular period), but it was enjoyable enough.
(4) I can just see him in the gloaming, sat in his make-believe producer's chair, fantasising about presiding over a set of Hollywood stars at his beck and call.
(5) In the early morning gloaming, they descend into the network of subterranean passages that span the few hundreds metres across the Gazan border, into Egypt.
(6) Out walking after dinner, I stumbled across a group of around 100 women who, in the gloaming, filled a square with exquisitely choreographed dancing, arms making great sweeps of the sky, moving as one, like a flock of murmurating birds.
(7) You're struck by their ability to shift their sound completely between songs – from the crushing bass-heavy riff of Myxamatosis to These Are My Twisted Words's spindly, thin, cyclical guitars to the unsettling electronic abstraction of The Gloaming.
(8) No sudden appearances from David Starkey, looming out of the historical gloaming like the ghost of a cantankerous 1930s dinner lady.
(9) For a long time I most appreciated local colours in the gloaming when light was in the sky and streets were lit artificially.
(10) Updated at 1.38am BST 1.21am BST Wandering the town 12.59am BST This is the gloaming We've entered the American "witching hour", the time between work and everything else.
(11) While David retreats into an ever-deepening huff ("Nothing makes me happy these days"), relentlessly perky overspender Jackie stumbles through the financial gloaming like a woman who has been hit over the head with a dollar-shaped frying pan.
(12) I always feel strongly that line in The Gloaming: 'You are murderers – we are not the same as you'.
(13) Our conversation begins to tail off: the gloaming and the sense of anti-climax in the car are doing their work (the farm, all clapboard and rickety outbuildings, wasn't right for April and Ken; they want a beautiful place, so people can stay and attend cookery classes).
(14) The Champs Élysées in the gloaming: a dream venue for a romantic evening.
(15) A few years after the boycott it was snowing outside the Royal Albert Hall for an evening tournament in December and Pilic emerged from the picturesque car-park gloaming in a great long leather coat and carrying his rackets like rifles.