(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.
Livid
Definition:
(a.) Black and blue; grayish blue; of a lead color; discolored, as flesh by contusion.
Example Sentences:
(1) The lesions were annular or serpiginous and their surface was livid-red to pale-red.
(2) Informed sources in Germany said Merkel was livid about the reports that the NSA had bugged her phone and was convinced, on the basis of a German intelligence investigation, that the reports were utterly substantiated.
(3) While we could suppress the hyperhidrosis with topical therapy, this failed to clear his hyperkeratosis or eliminate the livid color.
(4) Republicans in turn are livid that national Democratic party money has already been spent trying to sway voters in the primary election battle between Tillis and Brannon.
(5) That's a bad hockey play and Rangers fans will be livid.
(6) The external data of lividity, rigor, mechanical and electrical excitability of facial muscles and the chemical excitability of the iris have all been gathered from literature, chronologically arranged and clearly presented.
(7) In our experimental settings we observed appearance of circumscribed linear marks of pallor similar to electric lesions in the region of postmortem lividity of corpses at the same level as bathtub water.
(8) He began to talk to Russian and European space agencies about launching Cobe, but when Nasa got wind of this, its officials were livid.
(9) Acral ischemia with lividity is a well-described dermatologic sign in the myeloproliferative diseases polycythemia vera and essential thrombocythemia.
(10) The hawkish American law professor Alan Dershowitz, livid that Finkelstein had been invited in the first place, inserted himself into the affair, writing a thundering editorial in the Jerusalem Post.
(11) Not only hyperhidrosis was abolished, but associated symptoms, such as lividity of palms or soles, acral hypothermia and edema of fingers or toes, also subsided.
(12) It's worth remembering the details of the Commonwealth Bank of Australia ’s sale for $7.8bn (now valued at $122b n) and its recent $5.8b n dividend for 2013 they are understandably livid towards the insanity of the cult of privatisation.
(13) Symmetrical lividity (SL) was the term coined by Pernet in 1925 for symmetrical, bluish-red plaques on the soles of the feet, accompanied by hyperhidrosis and not corresponding to areas of pressure or patterns of innervation.
(14) The behaviour of post-mortem lividity at the shackle-point and its surrounding areas in some cases may allow to draw a conclusion, if shackle occurred during life or after death.
(15) My roommate chimed in, “Well, if she was that drunk, then she deserved to get raped.” I was livid and vehemently defended the victim, and this was before I had even processed the sexual assault perpetrated against me.
(16) 20 December TB was livid that GB, without any consultation at all, wrote off third world debt – £155m over 10 years – while telling us he could do nothing more for the NHS to pre-empt a winter crisis.
(17) Six weeks after a holiday trip to Yugoslavia, a previously well 48-year-old man developed a reddish-livid, firm nodule, 0.5 cm in diameter, on the proximal joint of the right thumb.
(18) Moreover she had a ;moon face', hypertension, a ;buffalo hump', and livid striae of the loins and hypogastrium.
(19) Some of those yet to receive ballot papers include family members of people working on the leadership campaigns, as well as the Guardian journalist John Harris, who said he was livid about the lack of vote and inability to get through to the party on its helpline.
(20) Thousands of them rattling at once sounds like the stadium is full of livid snakes.