(a.) Destitute, or partially destitute, of light; not receiving, reflecting, or radiating light; wholly or partially black, or of some deep shade of color; not light-colored; as, a dark room; a dark day; dark cloth; dark paint; a dark complexion.
(a.) Not clear to the understanding; not easily seen through; obscure; mysterious; hidden.
(a.) Destitute of knowledge and culture; in moral or intellectual darkness; unrefined; ignorant.
(a.) Evincing black or foul traits of character; vile; wicked; atrocious; as, a dark villain; a dark deed.
(n.) Absence of light; darkness; obscurity; a place where there is little or no light.
(n.) The condition of ignorance; gloom; secrecy.
(n.) A dark shade or dark passage in a painting, engraving, or the like; as, the light and darks are well contrasted.
(v. t.) To darken to obscure.
Example Sentences:
(1) And that, as much as the “on water, operational” considerations, is why we are being kept in the dark.
(2) The first group was reared in complete darkness while the second one was subjected to permanent noise.
(3) In the dark the 6-azidoflavoproteins are quite stable, except for L-lactate oxidase, where spontaneous conversion to the 6-amino-FMN enzyme occurs slowly at pH 7.
(4) Most notably, retroperitoneal lymph nodes in rabbits remained dark blue up to 28 days after hindlimb endolymphatic instillation of liposomal patent blue.
(5) In the dark cortical zone of the nodes (III group) there occur tissue basophils (mast cells), that, together with increasing number of acidophilic granulocytes and appearance of neutrophilic cells, demonstrates that there is an inflammatory reaction in the organ studied as a response to the lymphocytic suspension injected.
(6) Urinalysis revealed a low pH, increased ketones and bilirubin excretion, dark yellowish change in color, the appearance of "leaflet-shaped" crystals and increased red blood cells and epithelial cells in the urinary sediment, increased water intake, decreased specific gravity and decreased sodium, potassium and chloride in the urine.
(7) We were searching for spontaneous and positional nystagmus in 5 positions with open eyes in darkness and with closed eyes.
(8) Previous FTIR measurements have identified several tyrosine residues that change their absorption characteristics between light-adapted BR and dark-adapted BR, or between intermediates K and M [Dollinger, G., Eisenstein, L., Lin, S.-L., Nakanishi, K., Odashima, K., & Termini, J.
(9) Steady state levels of chloroplast mRNA encoding the core PSII polypeptides remain nearly constant in the light or the dark and are not affected by the developmental stage of the plastid.
(10) The second triplet, which was stable in the dark at 4.2 K following illumination, was assigned to the radical pair Donor+I-.
(11) The results indicate that CRALBP X 11-cis-retinol is sufficiently stereoselective in its binding properties to warrant consideration as a component of the mechanism for the generation of 11-cis-retinaldehyde in the dark.
(12) Although the Ca2+-independent mechanism accounts for about two thirds of the total acetylcholine release in the dark, the amount of acetylcholine released in this way is small compared with the release of acetylcholine triggered by stimulation of the retina with light.
(13) The extracellular concentration of GABA is probably high in prolonged darkness, and it is low after prolonged light exposure.
(14) In lettuce, the presence of 2,4-D in the light lowered the concentration of total Hg (or MeHg) required to reduce growth by 50%, about 13 times relative to that in the dark (i.e., it sensitized the cells).
(15) This suggests that many retinal ganglion cells continue to discharge in total darkness for long periods.
(16) In darkness, raising the concentration of K in the fluid of perfusion gives an increase of the efflux of (86)Rb and increasing the extracellular concentration of Ca yields a retention.
(17) Upon illumination, a dark-adapted photosynthetic sample shows time-dependent changes in chlorophyll (Chl) a fluorescence yield, known as the Kautsky phenomenon or the OIDPS transient.
(18) One elderly woman was left alone in the dark for hours unable to find food or drink.
(19) These observations indicated a novel mechanism that in the absence of light-dark schedule, mothers taught the circadian rhythm to the pups as they raised them.
(20) It was observed that the circadian rhythm was disrupted by injections of lithium at the beginning of the light as well as the dark phase of the LD cycle.
Glowering
Definition:
(p. pr. & vb. n.) of Glower
Example Sentences:
(1) Thank you for the congratulations,” he repeated twice, glowering at the people he described, with no great affection, as his “friends in the media”.
(2) In a small side room at the Guardian, with Al Pacino glowering from a poster above us, James Corden is performing a masterclass in modesty.
(3) General elections, however, were the time when all the grand inquisitor's talents as cross-examiner came on full display, when the televsion public saw "the scowling, frowning, glowering" Robin Day "with those cruel glasses" (Frankie Howerd's description), as well as the relieving shafts of humour.
(4) But the events in Iran are a stark reminder of the glowering presence of religion on the world stage, not just in the form of al-Qaida-style fanaticism.
(5) We sit next to an enlarged version of the author photo, featuring Schaal and Blomquist lounging in white bathrobes, glowering sexily at the camera.
(6) Phil Collins, looking like a builder sent to do a final check on the Wembley rebuild, glowers at the crowd and says "fuck" during a venomous version of Invisible Touch.
(7) For a long time, it had felt as though it was shaping up to be the most satisfying result of Mourinho’s new employment, but ultimately it was another occasion of steep frustration for Manchester United and their glowering manager, and a reminder of why Arsenal have become so difficult to beat in 2016, with only one league defeat on their travels since the start of the year.
(8) Mind you, he would have glowered at anyone like that in the absence of his real enemy, Theresa May .
(9) The glowering presence of the European parliament is already having more of an impact as it insists Barnier takes a hard line.
(10) Nathaniel longed to be a writer, but confessed that even as he did so he felt the burden of ancestral disapproval glowering at him for being a mere "teller of stories".
(12) Henceforward their threatening, glowering poses would provoke only derision.
(13) The Sunflower appeared four years back, blooming where previously the Tavern had glowered – one of the last pubs in Belfast to have Troubles-era security gates (“cages”) and cameras at its entrance.
(14) Or if you prefer pretty pictures to fine phrasing, you could always try and scroll through the glowering, brooding, posturing and relentless graphics of the obligatory All Access documentaries that Showtime have produced in the lead up to this one.
(15) Claire Danes is glowering at me through a subway window with a look in her eyes that makes me want to confess to crimes I never committed.
(16) They use my name to sell the festival,” he glowers.
(17) Neither I nor my wife, who was once a graduate student at Oriel, could recall the existence of a Rhodes statue at Oxford (though she vividly remembered a large portrait of Rhodes glowering down on students inside the college) – a reminder that imperial legacies are not necessarily less pernicious because they may be less obviously visible.
(18) "I am no rogue officer," he glowered, "nothing could be further from the truth."
(19) Their enormous fanbase marches over the hill to see them and promptly march away again, leaving Nine Inch Nails facing a half-empty field, helping Trent Reznor deliver a shortish but glowering, magnificent set perhaps aimed personally at whoever put them up against Disclosure .
(20) Haji-Ioannou's questions were read out by his spokesman Richard Shackleton, who appeared to be a little uncomfortable as the directors glowered at him from the podium.