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..

Lern More About Blue

Pers :: Pers (a.) Light blue; grayish blue; -- a term applied to different shades at different periods.
Blue Grass :: Blue grass () A species of grass (Poa compressa) with bluish green stems, valuable in thin gravelly soils; wire grass..
Chicory :: Chicory (n.) A branching perennial plant (Cichorium Intybus) with bright blue flowers, growing wild in Europe, Asia, and America; also cultivated for its roots and as a salad plant; succory; wild endive. See Endive..
Tint :: Tint (n.) A color considered with reference to other very similar colors; as, red and blue are different colors, but two shades of scarlet are different tints..
Violaniline :: Violaniline (n.) A dyestuff of the induline group, made from aniline, and used as a substitute for indigo in dyeing wool and silk a violet-blue or a gray-blue color..
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..
Salamstone :: Salamstone (n.) A kind of blue sapphire brought from Ceylon.
Spiderwort :: Spiderwort (n.) An American endogenous plant (Tradescantia Virginica), with long linear leaves and ephemeral blue flowers. The name is sometimes extended to other species of the same genus..
Cyanometer :: Cyanometer (n.) An instrument for measuring degress of blueness.
Moroxite :: Moroxite (n.) A variety of apatite of a greenish blue color.
Indican :: Indican (n.) An indigo-forming substance, found in urine, and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin). Chemically, it is indoxyl sulphate of potash, C8H6NSO4K, and is derived from the indol formed in the alimentary canal. Called also uroxanthin..
Pearmain :: Pearmain (n.) The name of several kinds of apples; as, the blue pearmain, winter pearmain, and red pearmain..
Bluebill :: Bluebill (n.) A duck of the genus Fuligula. Two American species (F. marila and F. affinis) are common. See Scaup duck.
Nymphaea :: Nymphaea (n.) A genus of aquatic plants having showy flowers (white, blue, pink, or yellow, often fragrant), including the white water lily and the Egyptia lotus..
Blue Jay :: Blue jay () The common jay of the United States (Cyanocitta, or Cyanura, cristata). The predominant color is bright blue..
Alkali :: Alkali (n.) One of a class of caustic bases, such as soda, potash, ammonia, and lithia, whose distinguishing peculiarities are solubility in alcohol and water, uniting with oils and fats to form soap, neutralizing and forming salts with acids, turning to brown several vegetable yellows, and changing reddened litmus to blue..
Urry :: Urry (n.) A sort of blue or black clay lying near a vein of coal.
Cerulific :: Cerulific (a.) Producing a blue or sky color.
Haemacyanin :: Haemacyanin (n.) A substance found in the blood of the octopus, which gives to it its blue color..
Pissabed :: Pissabed (n.) A name locally applied to various wild plants, as dandelion, bluet, oxeye daisy, etc..
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