MECHANISM

The atomic process that occurs during a chemical reaction

Example: "He determined unique mechanisms for the photochemical reactions"

The technical aspects of doing something

Example: "A mechanism of social control"

A natural object resembling a machine in structure or function

Example: "The mechanism of the ear"

(philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes

Device consisting of a piece of machinery; has moving parts that perform some function