(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.
Murky
Definition:
(superl.) Dark; obscure; gloomy.
Example Sentences:
(1) As Russian companies Polymetal, Polyus Gold and Evraz race to join Eurasian Natural Resources as FTSE100 companies, despite their murky practices, because of London's incredibly lax listing requirements, one future scenario is becoming clearer.
(2) The NYT article further shines further light into this murky affair, in which both News International and the Metropolitan Police have so far been evasive, to say the least."
(3) In another example, Colorado legislators this month had to pass a new state law to allow for a cannabis co-operative credit union that would let marijuana businesses open bank accounts and escape the murky world of cash-only transactions.
(4) "The more questions that are raised about this murky business the more important it becomes to investigate further, including who outside the CQC was aware, and what they did," Woodcock said.
(5) Why won’t he help?” His 1966 Macbeth, with Alec Guinness and Simone Signoret , at the Royal Court, had pushed Shakespeare’s murky tragedy into unsparing white light, but Gaskill’s unscrubbed classics seemed less revelatory in later years.
(6) She set up camp on her first floor and even when the murky water began to climb the stairs was determined to stay.
(7) The Kremlin insists that "radicals", including "anti-Semites, fascists and ultra-nationalists" staged a coup in Kiev – with murky western backing – and now continue to destabilize Ukraine.
(8) The prime minister told the Sun he had been left frustrated by the experience in 2010, which he had previously described as “murky”.
(9) Murky crime drama Shetland (Tuesday, 9pm, BBC1) returns this week for a second series, revealing Shetland as the most eerie – and overcast – location on Earth.
(10) How can free expression and the yearning for a private life be protected in this murky arena of a gossip free-for-all?
(11) The FPC has neither, so it risks just going quack- quack on a murky pond," he said.
(12) Although I've learned to appreciate the grim beauty of murkiness, the washrag skies and mud so jealous it clings to every step, this emerald vision in the monochrome gloom is startling.
(13) Instead of talking to the demonstrators – a diverse and previously non-political bunch – he has blamed the protests on a murky foreign conspiracy.
(14) Earlier this year we wrote about Gnod , Salford's finest purveyors of ambient sludge, prog-metal and murky motorik psych-drone space-rock.
(15) But everything about such attacks is murky; finding the perpetrators is difficult if not impossible, as the architecture of the internet allows for hackers to mask their attack through unwitting users and anonymisation software.
(16) Piles of old nuclear reactor parts and decaying fuel rods, much of them of unknown provenance and age, line the murky, radioactive waters of the cooling pond in the centre of B30.
(17) Three issues are distinguished in an attempt to clarify a murky debate: (a) the utility of probabilistic methods in data reduction, (b) the value of models that assume indeterminacy, and (c) the validity of the inference that the nervous system is largely indeterministic at the neuronal level.
(18) In a world of choice and instant access to information, the murky, semi-translucent process of party politics that is plagued by lies, corruption and plastic promises is something most of us steer clear of.
(19) Nor is it just a matter of murky Murdoch practices.
(20) John Simm plays a grizzled ex-cop from LA living in the Pacific north-west, who, when his wife (Mira Sorvino) goes missing, finds himself hurled into a mysterious, murky world.