WordDictionary

Noun:

• A decoction, solution, or infusion made by drawing 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.
• A draft or copy of writing; a certified copy of the proceedings in an action and the judgment therein, with an order for execution.
• Ancestry; descent.
• A peculiar principle once erroneously supposed to form the basis of all vegetable extracts; -- called also the extractive principle.
• A portion of a book or document, incorporated distinctly in another work; a citation; a quotation.
• A solid preparation obtained by evaporating a solution of a drug, etc., or the fresh juice of a plant; -- distinguished from an abstract.
• That which is extracted or drawn out.

Verb:

• transitive|arithmetic To determine (a root of a number).
• transitive 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.
• transitive To take by selection; to choose out; to cite or quote, as a passage from a book.
• transitive To withdraw by expression, distillation, or other mechanical or chemical process; as, to extract an essence. Compare abstract, transitive verb.