1.The act of extracting, or drawing out; as, the extraction of a tooth, of a bone or an arrow from the body, of a stump from earth, of a passage from a book, of an essence or tincture.
2.Derivation from a stock or family; lineage; descent; birth; the stock from which one has descended. "A family of ancient extraction."
3.That which is extracted; extract; essence. "They (books) do preserve as in a vial the purest efficacy and extraction of that living intellect that bred them."
The extraction of roots. (Math.) (a)The operation of finding the root of a given number or quantity.
(b)The method or rule by which the operation is performed; evolution.
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