Definition of blue

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Blue (superl.) Suited to produce low spirits; gloomy in prospect; as, thongs looked blue..

Lern More About Blue

Indigo :: Indigo (n.) A blue dyestuff obtained from several plants belonging to very different genera and orders; as, the woad, Isatis tinctoria, Indigofera tinctoria, I. Anil, Nereum tinctorium, etc. It is a dark blue earthy substance, tasteless and odorless, with a copper-violet luster when rubbed. Indigo does not exist in the plants as such, but is obtained by decomposition of the glycoside indican..
Blue Book :: Blue book () A parliamentary publication, so called from its blue paper covers..
Crimson :: Crimson (n.) A deep red color tinged with blue; also, red color in general..
Ticking :: Ticking (n.) A strong, closely woven linen or cotton fabric, of which ticks for beds are made. It is usually twilled, and woven in stripes of different colors, as white and blue; -- called also ticken..
Pers :: Pers (n.) A cloth of sky-blue color.
Blaubok :: Blaubok (n.) The blue buck. See Blue buck, under Blue..
Oso-berry :: Oso-berry (n.) The small, blueblack, drupelike fruit of the Nuttallia cerasiformis, a shrub of Oregon and California, belonging to the Cherry tribe of Rosaceae..
Cyanogen :: Cyanogen (n.) A colorless, inflammable, poisonous gas, C2N2, with a peach-blossom odor, so called from its tendency to form blue compounds; obtained by heating ammonium oxalate, mercuric cyanide, etc. It is obtained in combination, forming an alkaline cyanide when nitrogen or a nitrogenous compound is strongly ignited with carbon and soda or potash. It conducts itself like a member of the halogen group of elements, and shows a tendency to form complex compounds. The name is also applied to the u
Xanthinine :: Xanthinine (n.) A complex nitrogenous substance related to urea and uric acid, produced as a white powder; -- so called because it forms yellow salts, and because its solution forms a blue fluorescence like quinine..
Underbear :: Underbear (v. t.) To line; to guard; to face; as, cloth of gold underborne with blue tinsel..
Chalybeous :: Chalybeous (a.) Steel blue; of the color of tempered steel.
Cyanosite :: Cyanosite (n.) Native sulphate of copper. Cf. Blue vitriol, under Blue..
Stone-cold :: Stonechat (n.) The blue titmouse.
Indophenol :: Indophenol (n.) Any one of a series of artificial blue dyestuffs, resembling indigo in appearance, and obtained by the action of phenol on certain nitrogenous derivatives of quinone. Simple indophenol proper has not yet been isolated..
Sylphid :: Sylph (n.) Any one of several species of very brilliant South American humming birds, having a very long and deeply-forked tail; as, the blue-tailed sylph (Cynanthus cyanurus)..
Bluey :: Bluey (a.) Bluish.
Induline :: Induline (n.) Any one of a large series of aniline dyes, colored blue or violet, and represented by aniline violet..
Celestite :: Celestite (n.) Native strontium sulphate, a mineral so named from its occasional delicate blue color. It occurs crystallized, also in compact massive and fibrous forms..
Russet :: Russet (a.) Of a reddish brown color, or (by some called) a red gray; of the color composed of blue, red, and yellow in equal strength, but unequal proportions, namely, two parts of red to one each of blue and yellow; also, of a yellowish brown color..
Oregon Grape :: Oregon grape () An evergreen species of barberry (Berberis Aquifolium), of Oregon and California; also, its roundish, blue-black berries..
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