(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.
Obfuscate
Definition:
(a.) Obfuscated; darkened; obscured.
(v. t.) To darken; to obscure; to becloud; hence, to confuse; to bewilder.
Example Sentences:
(1) Serving on the government's Renewables Advisory Board from 2003 to 2006, I witnessed what cynics could easily have mistaken for a deliberate campaign of delay, obfuscation, and the parking, if not torpedoing, of good ideas coming from industry members of the board."
(2) This obfuscates insight into the role of DCIS in the development of invasive cancer of the breast.
(3) It seemed to me watching the film that the concept of the cloud was another great piece of airy obfuscation on the part of the internet corporations, who like to peddle the childlike and the playful in the way that banks used to flog you credit cards called Smile and Egg and Marbles and Goldfish, to encourage you not to think too hard about the small print (what could possibly go wrong?).
(4) The issues related to breast-feeding and problems of the puerperium are often obfuscated by the general but outdated practice of recommending cessation of lactation.
(5) Manafort says such allegations are “pure obfuscation” and that there are no ties between the Trump campaign and the regime of Vladimir Putin.
(6) Putin is a cunning negotiator with the skills of a KGB colonel, varying between brute force, charm and obfuscation.
(7) Child poverty is, if it means anything after all this obfuscation, a lack of resources.
(8) There were euphemisms (“an incident”, “an inappropriate action on my part”); there were vague and reassuring references to the woman (“she has accepted my apology”); and there were mind-your-own-business obfuscations (“a deeply personal business”).
(9) This new party’s swelling ranks want no more of the old politics, no more caution and obfuscation, no more talking tough while sneaking in good by stealth.
(10) The failure of William Hague to contact the family directly after Abbas's sudden disappearance in Syria is a terrible obfuscation of duty, but Sayeeda Warsi's telephone call to his mother in which she asserts that Fatima should be happy that she had returned her call but there was nothing the government could do is staggering in its lack of humanity.
(11) On Thursday, what was left of the obfuscation and denial was swept aside by Sir Peter Gibson, a retired appeal court judge.
(12) Likewise Jacques Anouma, whom the Sunday Times this month accused under parliamentary privilege of receiving $1.5m in bribes from the Qatar World Cup bid – which he denies – faces accusations in his homeland of obfuscation.
(13) Suspicion about politicians’ motives is compounded by the strong view that the media seek to obfuscate rather than clarify.
(14) At times it has obfuscated its message on the bailout but Syriza's most impressive sleight of hand has been its attempt to appeal to incompatible constituencies.
(15) In his rebuttal, he said that they were the "usual tired obfuscation and generalisation".
(16) MPs have condemned the "collective amnesia" and "deliberate obfuscation" by the News of the World in giving evidence to the Commons select committee inquiry into illegal phone hacking.
(17) Stop obfuscating, David Cameron: we need transparency now | Wes Streeting Read more He added: “If these leaks reveal that EU law has been broken, or loopholes in our legislation have been highlighted, the commission will take, of course, appropriate action immediately.” Moscovici, a former French finance minister who has been leading EU efforts on tax transparency, urged member states to throw their support behind his plans for a blacklist of tax havens – an idea dismissed last year by UK officials.
(18) The committee said it had "repeatedly encountered an unwillingness to provide the detailed information that we sought, claims of ignorance or lack of recall and deliberate obfuscation".
(19) That's the precise opposite of the cover-up, obfuscate-and-deny culture that served News International so balefully through the years of hacking denial.
(20) The committee accused the commissioner of "confusion and obfuscation" about how much information it holds on which public figures have been targeted by journalists and investigators trying to obtain information illegally.