Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of blue is as below...

Granulose :: Granulose (n.) The main constituent of the starch grain or granule, in distinction from the framework of cellulose. Unlike cellulose, it is colored blue by iodine, and is converted into dextrin and sugar by boiling acids and amylolytic ferments..

Pers :: Pers (a.) Light blue; grayish blue; -- a term applied to different shades at different periods.

Bluebreast :: Bluebreast (n.) A small European bird; the blue-throated warbler.

Indigo :: Indigo (n.) A kind of deep blue, one of the seven prismatic colors..

Smalt :: Smalt (v. t.) A deep blue pigment or coloring material used in various arts. It is a vitreous substance made of cobalt, potash, and calcined quartz fused, and reduced to a powder..

Isatogen :: Isatogen (n.) A complex nitrogenous radical, C8H4NO2, regarded as the essential residue of a series of compounds, related to isatin, which easily pass by reduction to indigo blue..

Bluing :: Bluing (n.) The act of rendering blue; as, the bluing of steel..

Morning-glory :: Morning-glory (n.) A climbing plant (Ipomoea purpurea) having handsome, funnel-shaped flowers, usually red, pink, purple, white, or variegated, sometimes pale blue. See Dextrorsal..

Hypochondria :: Hypochondria (n.) Hypochondriasis; melancholy; the blues.

Heliopora :: Heliopora (n.) An East Indian stony coral now known to belong to the Alcyonaria; -- called also blue coral.

Iolite :: Iolite (n.) A silicate of alumina, iron, and magnesia, having a bright blue color and vitreous luster; cordierite. It is remarkable for its dichroism, and is also called dichroite..

Jentling :: Jentling (n.) A fish of the genus Leuciscus; the blue chub of the Danube.

Urry :: Urry (n.) A sort of blue or black clay lying near a vein of coal.

Zaffer :: Zaffer (n.) A pigment obtained, usually by roasting cobalt glance with sand or quartz, as a dark earthy powder. It consists of crude cobalt oxide, or of an impure cobalt arseniate. It is used in porcelain painting, and in enameling pottery, to produce a blue color, and is often confounded with smalt, from which, however, it is distinct, as it contains no potash. The name is often loosely applied to mixtures of zaffer proper with silica, or oxides of iron, manganese, etc..

Sanders-blue :: Sanders-blue (n.) See Saunders-blue.

Corundum :: Corundum (n.) The earth alumina, as found native in a crystalline state, including sapphire, which is the fine blue variety; the oriental ruby, or red sapphire; the oriental amethyst, or purple sapphire; and adamantine spar, the hair-brown variety. It is the hardest substance found native, next to the diamond..

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..

Nigrosine :: Nigrosine (n.) A dark blue dyestuff, of the induline group; -- called also azodiphenyl blue..

Camass :: Camass (n.) A blue-flowered liliaceous plant (Camassia esculenta) of northwestern America, the bulbs of which are collected for food by the Indians..

Vaccinium :: Vaccinium (n.) A genus of ericaceous shrubs including the various kinds of blueberries and the true cranberries.

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