(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.
Dirk
Definition:
(n.) A kind of dagger or poniard; -- formerly much used by the Scottish Highlander.
(v. t.) To stab with a dirk.
(a.) Dark.
(v. t.) To darken.
Example Sentences:
(1) When Dirk Nowitzki and the Dallas Mavericks beat the Heat in the 2011 NBA Finals , a series where James made a habit of disappearing in the fourth quarter, it somehow felt like an underdog victory (because nothing screams "true underdogs" like a Dallas-based team bankrolled by a billionaire mogul ).
(2) Look back 25 years | Dirk Laabs Read more A few ruins away, near the remains of the throne room, 18-year-old Berliner, Sarah Akopova, is also sympathetic.
(3) His Scottish accent was only fleetingly used, something kept up his sleeve, as he said, "like a dirk for tight corners".
(4) This time from Mike Wilner: Dirk Kuyt as James Brown?
(5) The magnificent bronze Beaune Dirk is a princely dagger, but could not have been intended for practical use: the blade was never sharpened, nor the end drilled to attach a wooden hilt.
(6) There were isolated portrayals of gay, lesbian and bisexual characters, but you had to look for them – Dirk Bogarde's 1961 film Victim, about a barrister taking on blackmailers; John Hurt as The Naked Civil Servant in 1975; and an episode of Crown Court a year later, about a gay transvestite entrapped by a policeman.
(7) The argument had validity, with Mascherano, Dirk Kuyt and Albert Riera all way below recent standards, but it was also a poor reflection on a squad Benítez has labelled the strongest of his Anfield reign.
(8) Teams: Netherlands: 1-Maarten Stekelenburg; 2-Gregory van der Wiel, 3-John Heitinga, 4-Joris Mathijsen, 5-Giovanni van Bronckhorst, 7-Dirk Kuyt, 6-Mark van Bommel, 10-Wesley Sneijder, 8-Nigel de Jong, 23-Rafael van der Vaart, 9-Robin van Persie.
(9) My head hurts after watching Dirk Kuyt hit Row Z with his crosses last night.
(10) Netherlands: 1-Maarten Stekelenburg; 12-Khalid Boulahrouz, 3-John Heitinga, 4-Joris Mathijsen, 5-Giovanni van Bronckhorst; 7-Dirk Kuyt, 6-Mark van Bommel, 10-Wesley Sneijder, 14-Demy de Zeeuw, 11-Arjen Robben; 9-Robin van Persie.
(11) Early in the game, he had to make a double block at the feet of Benayoun and then Dirk Kuyt.
(12) Impassioned shouty pointy Arsenal man, Romelu Lukaku's hotel japes and Jonathan de Guzman giving Dirk Kuyt a very black eye are all part of this week's Classic YouTube .
(13) Only if it's scored from a total combined distance of three-and-a-half yards, for quintessential Dirkness.
(14) Brandon Belt then drives Pence in with a triple that bounces away from Andy Dirks in the outfield.
(15) The German development minister, Dirk Niebel, who was in Kabul for talks with Afghan officials, said the security situation was "tense" on Monday.
(16) Western Conference LaMarcus Aldridge, Damian Lillard (Portland Trail Blazers); DeMarcus Cousins (Sacramento Kings); James Harden, Dwight Howard (Houston Rockets); Dirk Nowitzki (Dallas Mavericks), Tony Parker (San Antonio Spurs); Mike Conley (Memphis Grizzlies); Anthony Davis (New Orleans Pelicans): Klay Thompson (Golden State Warriors).
(17) Dirk Kuyt last night hailed Holland's achievement in reaching the World Cup final after 32 years as "unreal" but urged his team-mates not to squander the opportunity to claim the trophy for the first time in the country's history.
(18) Diaw hit from long range over Dirk Nowitzki at the top of the key for a 90-87 lead.
(19) 6.23pm BST 62 mins "Dirk Kuyt is surely Nickelback" says James Gerard.
(20) Tennis Vlaanderen president Dirk de Maeseneer said in a statement: “Ghent will fully support the Davis Cup by BNP Paribas Final.