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

Snapdragon :: Snapdragon (n.) A West Indian herb (Ruellia tuberosa) with curiously shaped blue flowers.
Prussic :: Prussic (a.) designating the acid now called hydrocyanic acid, but formerly called prussic acid, because Prussian blue is derived from it or its compounds. See Hydrocyanic..
Bluestockingism :: Bluestockingism (n.) The character or manner of a bluestocking; female pedantry.
Blue :: Blue (superl.) Low in spirits; melancholy; as, to feel blue..
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..
Timal :: Timal (n.) The blue titmouse.
Greenlet :: Greenlet (n.) l. (Zool.) One of numerous species of small American singing birds, of the genus Vireo, as the solitary, or blue-headed (Vireo solitarius); the brotherly-love (V. Philadelphicus); the warbling greenlet (V. gilvus); the yellow-throated greenlet (V. flavifrons) and others. See Vireo..
Bluestone :: Bluestone (n.) A grayish blue building stone, as that commonly used in the eastern United States..
Induline :: Induline (n.) Any one of a large series of aniline dyes, colored blue or violet, and represented by aniline violet..
Sulphine :: Sulphindigotic (a.) Of, pertaining to, or designating, a sulphonic acid obtained, as a blue solution, by dissolving indigo in sulphuric acid; -- formerly called also cerulic sulphuric acid, but properly called indigo-disulphonic acid..
Culverkey :: Culverkey (n.) An English meadow plant, perhaps the columbine or the bluebell squill (Scilla nutans)..
Melilot :: Melilot (n.) Any species of Melilotus, a genus of leguminous herbs having a vanillalike odor; sweet clover; hart's clover. The blue melilot (Melilotus caerulea) is used in Switzerland to give color and flavor to sapsago cheese..
Poa :: Poa (n.) A genus of grasses, including a great number of species, as the kinds called meadow grass, Kentucky blue grass, June grass, and spear grass (which see)..
Bluecap :: Bluecap (n.) A Scot; a Scotchman; -- so named from wearing a blue bonnet.
Azurine :: Azurine (n.) The blue roach of Europe (Leuciscus caeruleus); -- so called from its color.
Blue Bonnet :: Blue bonnet (n.) Alt. of Blue-bonne.
Bluish :: Bluish (a.) Somewhat blue; as, bluish veins..
Smalt-blue :: Smalt-blue (a.) Deep blue, like smalt..
Sunfish :: Sunfish (n.) Any one of numerous species of perch-like North American fresh-water fishes of the family Centrachidae. They have a broad, compressed body, and strong dorsal spines. Among the common species of the Eastern United States are Lepomis gibbosus (called also bream, pondfish, pumpkin seed, and sunny), the blue sunfish, or dollardee (L. pallidus), and the long-eared sunfish (L. auritus). Several of the species are called also pondfish..
Isatin :: Isatin (n.) An orange-red crystalline substance, C8H5NO2, obtained by the oxidation of indigo blue. It is also produced from certain derivatives of benzoic acid, and is one important source of artificial indigo..
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