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The extraction of roots; -- the reverse of involution.

To select; to extract; to cite; to quote. Out of which we have excerpted the following particulars. Fuller.

That which is selected or gleaned; an extract. [R.] His excerptions out of the Fathers. Fuller.

To subject to the action of various solvents in order to remove all soluble substances or extractives; as, to exhaust a drug successively with water, alcohol, and ether. Exhausted receiver. (Physics) See under Receiver.

Extracted; descended. [Obs.] Knowing whence thou art extraught Shak.

Extraction. [Obs.] Spenser.

A fine flour or meal made from cereal grains or from the starch or fecula of vegetables, extracted by various processes, and used in cookery.

A variety of gelatin; the chief ingredient of raw silk, extracted as a white amorphous mass.

A yellow crystalline substance extracted from fustet, and regarded as its essential coloring principle; -- called also fisetic acid.

A hydrocarbon extracted from gutta-percha, as a yellow, resinous substance; -- called also fluanil.

A yellow crystalline dyestuff, regarded as a glucoside, extracted from a species (Rhamnus Frangula) of the buckthorn; -- called also rhamnoxanthin.

An alkaloid extracted from fumitory, as a white crystalline substance.

rations of addition, subtraction, multiplication, division, raising to a given power, and extracting a given root; -- opposed to transcendental function. -- Arbitrary function. See under Arbitrary. -- Calculus of functions. See under Calculus. -- Carnot's function (Thermo-dynamics), a relation between the amount of…

An extract of madder by sulphuric acid. It consists essentially of alizarin.

A book of extracts in prose or poetry; an anthology. They [ballads] began to be collected into little miscellanies under the name of garlands. Percy.

Good extraction; dignity of birth. Macaulay. He . . . mines my gentility with my education. Shak.

r roasting, if necessary. Raymond. -- German sarsaparilla, a substitute for sarsaparilla extract. -- German sausage, a polony, or gut stuffed with meat partly cooked. -- German silver (Chem.), a silver-white alloy, hard and tough, but malleable and ductile, and quite permanent in the air. It contains nickel, copper,…

root (Glycyrrhiza), in monesia bark (Chrysophyllum), in the root of the walnut, etc., and extracted as a yellow, amorphous powder, of a bittersweet taste.

A complex mixture of several substances extracted from Irish moss.

where gold is obtained by mining operations, as distinguished from diggings, where it is extracted by washing. Cf. Gold diggings (above). -- Gold nugget, a lump of gold as found in gold mining or digging; - - called also a pepito. -- Gold paint. See Gold shell. -- Gold or Golden, pheasant. (Zoöl.) See under Pheasan…