Mechanism - Dictionary Definition and Overview

Mechanism :  (noun)
1: the atomic process that occurs during a chemical reaction; "he determined unique mechanisms for the photochemical reactions" [syn: chemical mechanism]
2: the technical aspects of doing something; "a mechanism of social control"; "mechanisms of communication"; "the mechanics of prose style" [syn: mechanics]
3: a natural object resembling a machine in structure or function; "the mechanism of the ear"; "the mechanism of infection"
4: (philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes
5: device consisting of a piece of machinery; has moving parts that perform some function

Based on WordNet 2.0

Mechanism : \Mech"an*ism\, n. [Cf. F. m['e]canisme, L. mechanisma. See Mechanic.] 1. The arrangement or relation of the parts of a machine; the parts of a machine, taken collectively; the arrangement or relation of the parts of anything as adapted to produce an effect; as, the mechanism of a watch; the mechanism of a sewing machine; the mechanism of a seed pod.

2. Mechanical operation or action.

He acknowledges nothing besides matter and motion; so that all must be performed either by mechanism or accident. --Bentley.

3. (Kinematics) An ideal machine; a combination of movable bodies constituting a machine, but considered only with regard to relative movements.

Based on Webster's Revised Unabridged Dictionary

Mechanism :  The sequence of steps by which reactants are converted into products.

Based on Webster's Revised Unabridged Dictionary (1913)
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