Definition of blue

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Blue (superl.) Having the color of the clear sky, or a hue resembling it, whether lighter or darker; as, the deep, blue sea; as blue as a sapphire; blue violets..

Lern More About Blue

Isatis :: Isatis (n.) A genus of herbs, some species of which, especially the Isatis tinctoria, yield a blue dye similar to indigo; woad..
Shoveler :: Shoveler (n.) A river duck (Spatula clypeata), native of Europe and America. It has a large bill, broadest towards the tip. The male is handsomely variegated with green, blue, brown, black, and white on the body; the head and neck are dark green. Called also broadbill, spoonbill, shovelbill, and maiden duck. The Australian shoveler, or shovel-nosed duck (S. rhynchotis), is a similar species..
Oquassa :: Oquassa (n.) A small, handsome trout (Salvelinus oquassa), found in some of the lakes in Maine; -- called also blueback trout..
Xylindein :: Xylindein (n.) A green or blue pigment produced by Peziza in certain kinds of decayed wood, as the beech, oak, birch, etc., and extracted as an amorphous powder resembling indigo..
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..
Cyanometer :: Cyanometer (n.) An instrument for measuring degress of blueness.
Tomtit :: Tomtit (n.) A titmouse, esp. the blue titmouse..
Bluestockingism :: Bluestockingism (n.) The character or manner of a bluestocking; female pedantry.
Nun :: Nun (n.) The European blue titmouse.
Delicate :: Delicate (a.) Light, or softly tinted; -- said of a color; as, a delicate blue..
Pipra :: Pipra (n.) Any one of numerous species of small clamatorial birds belonging to Pipra and allied genera, of the family Pipridae. The male is usually glossy black, varied with scarlet, yellow, or sky blue. They chiefly inhabit South America..
Linarite :: Linarite (n.) A hydrous sulphate of lead and copper occurring in bright blue monoclinic crystals.
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..
Blueback :: Blueback (n.) A trout (Salmo oquassa) inhabiting some of the lakes of Maine.
Azure :: Azure (n.) A blue color, represented in engraving by horizontal parallel lines..
Bluebell :: Bluebell (n.) A plant of the genus Scilla (Scilla nutans).
Blue :: Blue (superl.) Severe or over strict in morals; gloom; as, blue and sour religionists; suiting one who is over strict in morals; inculcating an impracticable, severe, or gloomy mortality; as, blue laws..
Blue-bonnet :: Blue-bonnet (n.) The European blue titmouse (Parus coeruleus); the bluecap.
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..
Hyacinth :: Hyacinth (n.) The name also given to Scilla Peruviana, a Mediterranean plant, one variety of which produces white, and another blue, flowers; -- called also, from a mistake as to its origin, Hyacinth of Peru..
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