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Light blue; grayish blue; -- a term applied to different shades at different periods. -- n.

), native of Mexico and the Southern United States. The adult male is of a uniform glossy blue-black; the female is brownish. Called also black flycatcher.

ure. The images of three partial photographs taken through color screens (red, green, and blue, respectively) are superimposed. Each image is given its own primary color, and these colors blend and reproduce the colors of the object.

A blue coloring matter found in certain algæ.

A blue coloring matter extracted from chlorophyll. [Written also phyllocyanine.]

An unsuspected victim of sharpers; a gull. [Slang] Blue pigeon (Zoöl.), an Australian passerine bird (Graucalus melanops); -- called also black-faced crow. -- Green pigeon (Zoöl.), any one of numerous species of Old World pigeons belonging to the family Treronidæ. -- Imperial pigeon (Zoöl.), any one of the large Asia…

(Tempering) A color, brown shaded with purple, coming between dark brown and light blue in the table of colors in drawing the temper of hardened steel.

which one species (A. arvensis) has small flowers, usually scarlet, but sometimes purple, blue, or white, which speedily close at the approach of bad weather. Water pimpernel. (Bot.) See Brookweed.

The European blue titmouse. [Prov. Eng.]

the family Pipridæ. The male is usually glossy black, varied with scarlet, yellow, or sky blue. They chiefly inhabit South America.

A name locally applied to various wild plants, as dandelion, bluet, oxeye daisy, etc.

of the family Pittidæ. Most of the species are varied with three or more colors, such as blue, green, crimson, yellow, purple, and black. They are called also ground thrushes, and Old World ant thrushes; but they are not related to the true thrushes.

A dark blue substance obtained from wood tar. It consists of hydrocarbons which when oxidized form the orange-yellow eupittonic compounds, the salts of which are dark blue.

A genus of herbaceous plants with pretty salver-shaped corollas, usually blue or violet; leadwort.

A kind of blue color; also, anciently, a kind of cloth, generally blue.

grasses, including a great number of species, as the kinds called meadow grass, Kentucky blue grass, June grass, and spear grass (which see).

A core print. See under Core. Blue print, a copy in white lines on a blue ground, of a drawing, plan, tracing, etc., or a positive picture in blue and white, from a negative, produced by photographic printing on peculiarly prepared paper.blueprint for action -- In print. (a) In a printed form; issued from the press; pu…

A native or inhabitant of Prussia. Prussian blue (Chem.), any one of several complex double cyanides of ferrous and ferric iron; specifically, a dark blue amorphous substance having a coppery luster, obtained by adding a solution of potassium ferrocyanide (yellow prussiate of potash) to a ferric salt. It is used in dye…

the acid now called hydrocyanic acid, but formerly called prussic acid, because Prussian blue is derived from it or its compounds. See Hydrocyanic.

A large, handsomely colored, blue and bronze, labroid fish (Iridio, syn. Platyglossus, radiatus) of Florida, Bermuda, and the West Indies. Called also pudiano, doncella, and, at Bermuda, bluefish.