Definition of blue

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Blue (n.) A pedantic woman; a bluestocking.

Lern More About Blue

Uroglaucin :: Uroglaucin (n.) A body identical with indigo blue, occasionally found in the urine in degeneration of the kidneys. It is readily formed by oxidation or decomposition of indican..
Pinchem :: Pinchem (n.) The European blue titmouse.
Azurite :: Azurite (n.) Blue carbonate of copper; blue malachite.
Bonito :: Bonito (n.) The skipjack (Sarda Mediterranea) of the Atlantic, an important and abundant food fish on the coast of the United States, and (S. Chilensis) of the Pacific, and other related species. They are large and active fishes, of a blue color with black oblique stripes..
Watchet :: Watchet (a.) Pale or light blue.
Indol :: Indol (n.) A white, crystalline substance, C8H7N, obtained from blue indigo, and almost all indigo derivatives, by a process of reduction. It is also formed from albuminous matter, together with skatol, by putrefaction, and by fusion with caustic potash, and is present in human excrement, as well as in the intestinal canal of some herbivora..
Plunket :: Plunket (n.) A kind of blue color; also, anciently, a kind of cloth, generally blue..
Esculin :: Esculin (n.) A glucoside obtained from the Aesculus hippocastanum, or horse-chestnut, and characterized by its fine blue fluorescent solutions..
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..
Indoin :: Indoin (n.) A substance resembling indigo blue, obtained artificially from certain isatogen compounds..
Aurichalcite :: Aurichalcite (n.) A hydrous carbonate of copper and zinc, found in pale green or blue crystalline aggregations. It yields a kind of brass on reduction..
Forget-me-not :: Forget-me-not (n.) A small herb, of the genus Myosotis (M. palustris, incespitosa, etc.), bearing a beautiful blue flower, and extensively considered the emblem of fidelity..
Blue :: 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..
Bluecap :: Bluecap (n.) A Scot; a Scotchman; -- so named from wearing a blue bonnet.
Bluebeard :: Bluebeard (n.) The hero of a mediaeval French nursery legend, who, leaving home, enjoined his young wife not to open a certain room in his castle. She entered it, and found the murdered bodies of his former wives. -- Also used adjectively of a subject which it is forbidden to investigate..
Indirubin :: Indirubin (n.) A substance isomeric with, and resembling, indigo blue, and accompanying it as a side product, in its artificial production..
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..
Woad :: Woad (n.) A blue dyestuff, or coloring matter, consisting of the powdered and fermented leaves of the Isatis tinctoria. It is now superseded by indigo, but is somewhat used with indigo as a ferment in dyeing..
Lotus :: Lotus (n.) A name of several kinds of water lilies; as Nelumbium speciosum, used in religious ceremonies, anciently in Egypt, and to this day in Asia; Nelumbium luteum, the American lotus; and Nymphaea Lotus and N. caerulea, the respectively white-flowered and blue-flowered lotus of modern Egypt, which, with Nelumbium speciosum, are figured on its ancient monuments..
Neutral :: Neutral (a.) Having neither acid nor basic properties; unable to turn red litmus blue or blue litmus red; -- said of certain salts or other compounds. Contrasted with acid, and alkaline..
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