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Plunket :: Plunket (n.) A kind of blue color; also, anciently, a kind of cloth, generally blue..

Covellite :: Covellite (n.) A native sulphide of copper, occuring in masses of a dark blue color; -- hence called indigo copper..

Heckimal :: Heckimal (n.) The European blue titmouse (Parus coeruleus).

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..

Chalcanthite :: Chalcanthite (n.) Native blue vitriol. See Blue vitriol, under Blue..

Snowbird :: Snowbird (n.) Any finch of the genus Junco which appears in flocks in winter time, especially J. hyemalis in the Eastern United States; -- called also blue snowbird. See Junco..

Ecchymosis :: Ecchymosis (n.) A livid or black and blue spot, produced by the extravasation or effusion of blood into the areolar tissue from a contusion..

Fluorescence :: Fluorescence (n.) That property which some transparent bodies have of producing at their surface, or within their substance, light different in color from the mass of the material, as when green crystals of fluor spar afford blue reflections. It is due not to the difference in the color of a distinct surface layer, but to the power which the substance has of modifying the light incident upon it. The light emitted by fluorescent substances is in general of lower refrangibility than the incident l

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..

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..

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

Gentian :: Gentian (n.) Any one of a genus (Gentiana) of herbaceous plants with opposite leaves and a tubular four- or five-lobed corolla, usually blue, but sometimes white, yellow, or red. See Illust. of Capsule..

Skipjack :: Skipjack (n.) A name given to several kinds of a fish, as the common bluefish, the alewife, the bonito, the butterfish, the cutlass fish, the jurel, the leather jacket, the runner, the saurel, the saury, the threadfish, etc..

Mass :: Mass (n.) A medicinal substance made into a cohesive, homogeneous lump, of consistency suitable for making pills; as, blue mass..

Bluebottle :: Bluebottle (n.) A large and troublesome species of blowfly (Musca vomitoria). Its body is steel blue.

Pyocyanin :: Pyocyanin (n.) A blue coloring matter found in the pus from old sores, supposed to be formed through the agency of a species of bacterium (Bacillus pyocyaneus)..

Turquoise :: Turquoise (a.) Having a fine light blue color, like that of choice mineral turquoise..

Esculin :: Esculin (n.) A glucoside obtained from the Aesculus hippocastanum, or horse-chestnut, and characterized by its fine blue fluorescent solutions..

Cyanine :: Cyanine (n.) One of a series of artificial blue or red dyes obtained from quinoline and lepidine and used in calico printing.

Suggillation :: Suggillate (v. t.) To beat livid, or black and blue..

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