(a.) Destitute of light, or incapable of reflecting it; of the color of soot or coal; of the darkest or a very dark color, the opposite of white; characterized by such a color; as, black cloth; black hair or eyes.
(a.) In a less literal sense: Enveloped or shrouded in darkness; very dark or gloomy; as, a black night; the heavens black with clouds.
(a.) Fig.: Dismal, gloomy, or forbidding, like darkness; destitute of moral light or goodness; atrociously wicked; cruel; mournful; calamitous; horrible.
(a.) Expressing menace, or discontent; threatening; sullen; foreboding; as, to regard one with black looks.
(adv.) Sullenly; threateningly; maliciously; so as to produce blackness.
(n.) That which is destitute of light or whiteness; the darkest color, or rather a destitution of all color; as, a cloth has a good black.
(n.) A black pigment or dye.
(n.) A negro; a person whose skin is of a black color, or shaded with black; esp. a member or descendant of certain African races.
(n.) A black garment or dress; as, she wears black
(n.) Mourning garments of a black color; funereal drapery.
(n.) The part of a thing which is distinguished from the rest by being black.
(n.) A stain; a spot; a smooch.
(a.) To make black; to blacken; to soil; to sully.
(a.) To make black and shining, as boots or a stove, by applying blacking and then polishing with a brush.
Example Sentences:
(1) To quantify the size of the lesion in mice, the area of the infarct on the brain surface was assessed planimetrically 48 h after MCA occlusion by transcardial perfusion of carbon black.
(2) For male schizophrenics, all symptom differences disappeared except one; blacks were more frequently asocial.
(3) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
(4) The correlates of three characteristics of familial networks (i.e., residential proximity, family affection, and family contact) were examined among a national sample of older Black Americans.
(5) Positivity was not correlated with current residence census tract socioeconomic indicators in black or white females.
(6) The high frequency of increased PCV number in San, S.A. Negroes and American Negroes is in keeping with the view that the Khoisan peoples (here represented by the San), the Southern African Negroes and the African ancestors of American Blacks sprang from a common proto-negriform stock.
(7) Fluttering in the background was a black flag adorned with white script, the “black flag of jihad”.
(8) It is 30 years since Paul Canoville became the first black footballer to play for Chelsea.
(9) If black people could only sort out these self-inflicted problems themselves, everything would be OK. After all, doesn't every business say it welcomes job applicants from all backgrounds?
(10) A case-control study of breast cancer among Black American women was conducted in seven hospitals in New York City from 1969 to 1975.
(11) Mike Enzi of Wyoming A senior senator from Wyoming, Enzi worked for the Department of Interior and the private Black Hills Corporation before being elected to Congress.
(12) The Black pregnant teen is a microcosm of the impact of society on the most vulnerable.
(13) The charges against Harrison were filed just after two white men were accused of fatally shooting three black people in Tulsa in what prosecutors said were racially motivated attacks.
(14) The relative effect of the intramammary infections and of different factors related to the cow (parity, stage of lactation, milk yield) on the individual cell counts, were studied for 30 months on the 62 black-and-white Holstein cows of an experimental herd.
(15) Instead, he handed over the opening to reporter Molly Line, who said, “Racial profiling is in the eye of the beholder,” before citing differing perceptions of the phenomenon between white and black people, which is like reading the headline “Rapist, Victim Differ on Consent”.
(16) These findings indicate an association between HLA-B7 and ankylosing spondylitis in American blacks and suggest that these patients who lack B27 but possess B7 represent a subgroup of patients with this disease.
(17) This is an edited extract from Across the Seas – Australia’s Response to Refugees: A History by Klaus Neumann, published by Black Inc. Books and on-sale now .
(18) Of particular note is the difference between Black American and Nigerian figures.
(19) They were like some great show, the gas squeezing up from the depths of the oil well to be consumed in flame against the intense black horizon, like some great dragon.
(20) Its abuse has become concentrated among post-high school age, black males in a limited number of cities, especially Washington, DC.
Macrocystis
Definition:
(n.) An immensely long blackish seaweed of the Pacific (Macrocystis pyrifera), having numerous almond-shaped air vessels.
Example Sentences:
(1) The steady state mechanism of the Macrocystis and the Fucus enzymes are compared to the mechanism of the bromide-assisted disproportionation of hydrogen peroxide catalyzed by V-BrPO from Ascophyllum nodosum.
(2) Using the latter analytical strategy, it was established that the Macrocystis pyrifera alginate was comprised of 60% 4-linked ManA and 40% 4-linked GulA residues, whereas the Pseudomonas aeruginosa alginate was comprised of 80% 4-linked ManA and 20% 4-linked GulA residues.
(3) Vanadium bromoperoxidase (V-BrPO) has been isolated and purified from the marine brown algae Fucus distichus and Macrocystis pyrifera.
(4) Gigartina armata J. Agardh (Rhodophyta); Eisenia arborea Areschoug and Macrocystis pyrifera (Linnaeus) C. A. Agardh (Phaeophyta).
(5) The mechanism of the bromide-assisted disproportionation of hydrogen peroxide catalyzed by V-BrPO, which is the reaction that forms dioxygen, has been investigated for V-BrPO isolated from two new marine algal sources, Macrocystis pyrifera and Fucus distichus.
(6) Other species reported are Taenia macrocystis, Taenia omissa, Spirometra mansonoides, Spirometra gracilis, Spirometra longicollis, Diphyllobothrium trinitatis, Atriotaenia parva, and Mathevotaenia tetragonocephala.