extractv. t.[L. extractus, p. p. of extrahere to extract; ex out + trahere to draw. See Trace, and cf. Estreat.]1. To draw out or forth; to pull out; to remove forcibly from a fixed position, as by traction or suction, etc.; as, to extract a tooth from its socket, a stump from the earth, a splinter from the finger.()The bee
Sits on the bloom extracting liquid sweet. (Milton.)2. To withdraw by expression, distillation, or other mechanical or chemical process; as, to extract an essence. Cf. Abstract, v. t., 6.()Sunbeams may be extracted from cucumbers, but the process is tedious. ()3. To take by selection; to choose out; to cite or quote, as a passage from a book.()I have extracted out of that pamphlet a few notorious falsehoods. (Swift.)To extract the root (Math.), to ascertain the root of a number or quantity.()n.1. That which is extracted or drawn out.()2. A portion of a book or document, separately transcribed; a citation; a quotation.()3. A decoction, solution, or infusion made by dissolving out from any substance that which gives it its essential and characteristic virtue; essence; as, extract of beef; extract of dandelion; also, any substance so extracted, and characteristic of that from which it is obtained; as, quinine is the most important extract of Peruvian bark.()4. (Med.) A solid preparation obtained by evaporating a solution of a drug, etc., or the fresh juice of a plant; -- distinguished from an abstract. See Abstract, n., 4.()5. (Old Chem.) A peculiar principle once erroneously supposed to form the basis of all vegetable extracts; -- called also the extractive principle.()6. Extraction; descent.(South.)7. (Scots Law) A draught or copy of writing; certified copy of the proceedings in an action and the judgement therein, with an order for execution.(Tomlins.)Fluid extract (Med.), a concentrated liquid preparation, containing a definite proportion of the active principles of a medicinal substance. At present a fluid gram of extract should represent a gram of the crude drug.()a. Capable of being extracted.()