(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.
Gloomy
Definition:
(superl.) Imperfectly illuminated; dismal through obscurity or darkness; dusky; dim; clouded; as, the cavern was gloomy.
(superl.) Affected with, or expressing, gloom; melancholy; dejected; as, a gloomy temper or countenance.
Example Sentences:
(1) Analysts at RBS said that on the basis of these gloomy figures, industrial output in the eurozone as a whole looked likely to have declined by about 4% in the final quarter of 2008.
(2) On 1 January 1832, he reports that: "The new year to my jaundiced senses bore a most gloomy appearance.
(3) It would be a mistake to rush it.” But, while revealing disappointing trading figures for the Christmas period and a gloomy outlook for 2017 , Wolfson said he did not think Brexit jitters were stopping people from shopping: “It is more the fact that incomes are likely to be squeezed.” Next's gloomy 2017 forecast drags down fashion retail shares Read more Wolfson was one of a handful of senior business leaders to openly back Brexit but has said in the past that the referendum vote was about UK independence, not isolation, and the country should be aiming for “an open, global-facing economy”.
(4) Sales on the high street were much higher than expected this month, rising at their fastest rate in six years as consumers defied the gloomy economic outlook.
(5) He said the fact that the chancellor, George Osborne, had given permission to the Bank of England to pump more economy into the economy in another round of so-called "quantitative easing" – coupled with gloomy employment figures from the US – was evidence of how fragile the economy was.
(6) The gloomy feedback from industry has raised the prospect of a triple-dip recession and a further worsening of the government's finances.
(7) The Lib Dem cabinet minister said he would "tell it as I see it" as he delivered a gloomy economic forecast, predicting "difficult times" ahead.
(8) Microsoft: bitter medicine But the story is gloomy for Microsoft.
(9) Now, however, the new administration of Hassan Rouhani is taking steps to open up Iran to foreigners in an effort to improve its international image after the gloomy years under Mahmoud Ahmadinejad – and to bring in much-needed foreign currency to an economy reeling from years of sanctions.
(10) Thus, the prognosis of CNS granulocytic sarcoma is not uniformly gloomy if treated aggressively by combined modalities.
(11) The outlook is gloomy in the light of the potential for widespread disruption of normal social and economic activities.
(12) After a bright start to the morning, the day will turn gloomy as the solar wind lashes Britain with energetic particles and an enormous ball of magnetised plasma slams into Earth bringing a few days of geomagnetic storms.
(13) Steven Fletcher's return from long-term injury was one of few positives on another gloomy day for travelling Mackems and the Scotland striker levelled the scores with a fine header after the interval, when he had been brought on for a supposedly angry Ji.
(14) Britain Chancellor George Osborne is to downgrade his growth forecasts for the UK after a series of gloomy business surveys and sharply declining consumer confidence.
(15) With so many gloomy headlines, it would be easy to believe that irreversible runaway climate change is now inevitable .
(16) As our ambient lighting is gradually reduced from a high level, subjects use the following words - bright, gloomy, dim and dark.
(17) Click here for the Magic in the Moonlight trailer Compared with the gloomy ruminations on ageing and aspiration that characterised the well-received Blue Jasmine, which won Cate Blanchett an Oscar , this is Allen going back to the knockabout farce and blithe May-December couplings that populate his lighter films.
(18) The upstairs living room, which I remember from the last time I interviewed her as slightly gloomy, crowded with towers of books and magazines and oppressive paintings and wall hangings, is today brightened by yet more flowers, all in deep shades of orange and red.
(19) This portends a gloomy scenario for the poorer populations of Europe in the 1990s.
(20) The gloomy outlook for the sector came as the music chain HMV followed camera-supplier Jessops into administration after lengthy battles by both companies to unearth business models that could compete with online retailers.