(a.) Of, pertaining to, done or occuring in, the night; as, nocturnal darkness, cries, expedition, etc.; -- opposed to diurnal.
(a.) Having a habit of seeking food or moving about at night; as, nocturnal birds and insects.
(n.) An instrument formerly used for taking the altitude of the stars, etc., at sea.
Example Sentences:
(1) We evaluated the circadian pattern of gastric acidity by prolonged intraluminal pHmetry in 15 "responder" and 10 "nonresponder" duodenal ulcer patients after nocturnal administration of placebo, ranitidine, and famotidine.
(2) Both treatments depressed nocturnal pineal melatonin content in rats and hamsters.
(3) Nocturnal ST segment changes were abolished in six patients on atenolol, in six patients on nifedipine, and in five patients on isosorbide mononitrate.
(4) Stage REM frequently appeared within 10 min of stage 1 onset and the normal sequence of stages REM and 4 were altered, demonstrating that the organization of sleep within a nap is quite different from that in monophasic nocturnal sleep.
(5) The drug proved to be of high value in alleviating nocturnal coughing controlling spastic bronchitis in children, as a pretreatment before bronchological examinations and their anaesthesia.
(6) A statistically significant difference (p less than 0.01) was found between salmeterol and the association for this criteria: during the first period, 46% of subjects treated by salmeterol did not present nocturnal awakenings during the last treatment week by comparison with 15% of subjects taking the association; during the second period, corresponding figures were 39% for salmeterol by comparison with 26% for the association.
(7) Results from studies show that there can be a general hangover the morning following nocturnal doses of 2 mg.
(8) Nafarelin also allows assessment of the bioactivity of endogenous gonadotropin, is a more potent stimulus of pituitary-testicular function than endogenous GnRH secretion, and is more cost-effective than nocturnal sampling.
(9) Nocturnal penile tumescence results correlated well with the angiographic picture.
(10) One type of short-axon horizontal cell (HC) and one type of axonless HC are described in the retina of Carinae noctua, a crepuscular bird and Tyto alba, a pure nocturnal bird.
(11) 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.
(12) To determine what effect higher nocturnal STC would have in patients with chronic obstructive pulmonary disease (COPD) on overnight lung function, oxygen saturation, and sleep quality, two different theophylline products were used to give higher or lower STC during the night.
(13) A diagnosis of paroxysmal nocturnal hemoglobinuria may be suggested with magnetic resonance imaging, based on the massive renal cortical hemosiderosis that occurs in this disease.
(14) 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.
(15) These results extend the scope of immunologic circadian rhythms to the reticuloendothelial system as a feature of a bioperiodic defense mechanism, most active during the habitual rest light span of nocturnally active mice.
(16) The degree of change was comparable during the diurnal and nocturnal periods.
(17) The administration of vitamin E, a natural antioxidant, to a patient with paroxysmal nocturnal haemoglobinuria (PNH) failed to diminish the urinary excretion of 59-Fe as monitored by 59-Fe whole body counting and urinary loss of isotope.
(18) Sleep percentages were higher when recordings were done during the nocturnal period.
(19) In comparison with age-matched normal controls, the fragile-X group showed lower melatonin values and a significant impairment of the nocturnal rise in this hormone.
(20) Accordingly, the effect of alpha-adrenergic stimulation and anticholinergic suppression was found to be insufficient to achieve nocturnal continence in patients with ileocaecal bladder replacement.
Owl
Definition:
(n.) Any species of raptorial birds of the family Strigidae. They have large eyes and ears, and a conspicuous circle of feathers around each eye. They are mostly nocturnal in their habits.
(n.) A variety of the domestic pigeon.
(v. i.) To pry about; to prowl.
(v. i.) To carry wool or sheep out of England.
(v. i.) Hence, to carry on any contraband trade.
Example Sentences:
(1) Owls were more hypnotizable than larks in the morning, and larks were also significantly more hypnotizable in the evening than owls.
(2) In owl monkeys, elevation of intracranial pressure to 500 mm.
(3) Inadequate availability of hematological reference data seriously restricts optimal utilization of the owl monkey (Aotus lemurinus griseimembra) as an experimental model.
(4) In 2000 the comic strip Mother Goose and Grimm showed an owl in a tree calling "Whom" and a raccoon on the ground replying "Show-off!"
(5) The sulfinyl- and sulfonylquinazolines also retained antimalarial effects against chloroquine-, cycloguanil-, and DDS-resistant lines of P. berghei in mice and against chloroquine- and pyrimethamine-resistant strains of P. falciparum in owl monkeys.
(6) Matched, binocular displacing prisms were mounted over the eyes of 19 barn owls (Tyto alba) beginning at ages ranging from 10 to 272 d. In nearly all cases, the visual field was shifted 23 degrees to the right.
(7) Results described in this report identify a region of the viral genome that is required for oncogenicity in owl monkeys (Aotus trivirgatus); this region is not required for replication of the virus.
(8) A highly organized myoelectric event in the fasting avian small intestine, the ROC is demonstrated in detail in chickens (Gallus); it is also found in other gallinaceous birds but not in owls (Strix) or mammals.
(9) WR-158,122 and WR-159,412, against Plasmodium falciparum and Plasmodium vivax infections in owl monkeys, were seriously impaired when infecting strains were pyrimethamine-resistant; and 2) that primary treatment failure with either agent led frequently to emergence of parasites resistant to these derivatives.
(10) The owl processes time and intensity components of the auditory signal in separate pathways, and each pathway has a distinctive pattern of GAD- and GABA-like immunoreactivity.
(11) Middle ear morphology and behavioural observations of kangaroo rats jumping vertically to avoid predation by owls and rattlesnakes support this view.
(12) Connections between the primary motor cortex (MI) and the corpus striatum were studied in the owl monkey.
(13) I found swans and storks and all manner of seabirds but, again, no owls, because stuffing them is forbidden in France.
(14) Thus I wound up on 13 February calling a London taxidermy shop and asking if they had any owls.
(15) The standard metabolism of Aotus trivirgatus (Night monkey, Owl monkey) is 22.5 to 46.2 per cent below Kleiber's prevision curve for mammals, which applies to other cebid monkeys like Saimiri sciureus and Alouatta.
(16) A person who's that out of it deserves both an owl and chocolate, so I got off the train at Piccadilly Circus and picked him up a box.
(17) Recordings from conscious owls plus simultaneous radiographic observations revealed characteristic gastrointestinal motility patterns associated with egestion.
(18) Look and listen out for Little owls hunting voles and mice and badgers crossing over the summit from a set on the hillside below.
(19) The fitting procedure showed that the shape of the owls' binaural temporal window could be described by the same algorithms as the human monaural temporal window.
(20) In squirrel and owl monkeys, extensive reciprocal connections were made with cortex throughout the caudal half of the lateral fissure and, to a much lesser extent, cortex around the superior temporal sulcus.