Definition of blue

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Blue (n.) One of the seven colors into which the rays of light divide themselves, when refracted through a glass prism; the color of the clear sky, or a color resembling that, whether lighter or darker; a pigment having such color. Sometimes, poetically, the sky..

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Albino :: Albino (n.) A person, whether negro, Indian, or white, in whom by some defect of organization the substance which gives color to the skin, hair, and eyes is deficient or in a morbid state. An albino has a skin of a milky hue, with hair of the same color, and eyes with deep red pupil and pink or blue iris. The term is also used of the lower animals, as white mice, elephants, etc.; and of plants in a whitish condition from the absence of chlorophyll..
Geocronite :: Geocronite (n.) A lead-gray or grayish blue mineral with a metallic luster, consisting of sulphur, antimony, and lead, with a small proportion of arsenic..
Bluestocking :: Bluestocking (n.) The American avocet (Recurvirostra Americana).
Bluecap :: Bluecap (n.) A Scot; a Scotchman; -- so named from wearing a blue bonnet.
Blue :: Blue (superl.) Low in spirits; melancholy; as, to feel blue..
Cyanosite :: Cyanosite (n.) Native sulphate of copper. Cf. Blue vitriol, under Blue..
Bluecap :: Bluecap (n.) The bluepoll.
Bluestocking :: Bluestocking (n.) A literary lady; a female pedant.
Indium :: Indium (n.) A rare metallic element, discovered in certain ores of zinc, by means of its characteristic spectrum of two indigo blue lines; hence, its name. In appearance it resembles zinc, being white or lead gray, soft, malleable and easily fusible, but in its chemical relation it resembles aluminium or gallium. Symbol In. Atomic weight, 113.4..
Hornbeam :: Hornbeam (n.) A tree of the genus Carpinus (C. Americana), having a smooth gray bark and a ridged trunk, the wood being white and very hard. It is common along the banks of streams in the United States, and is also called ironwood. The English hornbeam is C. Betulus. The American is called also blue beech and water beech..
Etaac :: Etaac (n.) The blue buck.
Blueprint :: Blueprint () See under Print.
Bluestone :: Bluestone (n.) A grayish blue building stone, as that commonly used in the eastern United States..
Livid :: Livid (a.) Black and blue; grayish blue; of a lead color; discolored, as flesh by contusion..
Centaurea :: Centaurea (n.) A large genus of composite plants, related to the thistles and including the cornflower or bluebottle (Centaurea Cyanus) and the star thistle (C. Calcitrapa)..
Bluefish :: Bluefish (n.) A West Indian fish (Platyglossus radiatus), of the family Labridae..
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..
Mandrill :: Mandrill (n.) a large West African baboon (Cynocephalus, / Papio, mormon). The adult male has, on the sides of the nose, large, naked, grooved swellings, conspicuously striped with blue and red..
Vesuvianite :: Vesuvianite (n.) A mineral occurring in tetragonal crystals, and also massive, of a brown to green color, rarely sulphur yellow and blue. It is a silicate of alumina and lime with some iron magnesia, and is common at Vesuvius. Also called idocrase..
Amphichroic :: Amphichroic (a.) Exhibiting or producing two colors, as substances which in the color test may change red litmus to blue and blue litmus to red..
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