mechanism
//ˈmɛkəˌnɪzəm//
Noun
mechanismSingular
mechanismsPlural
1
A system of parts working together in a machine; a piece of machinery.
The clock's mechanism needs to be repaired.
2
A natural or established process by which something takes place or is brought about.
The body has natural mechanisms for fighting infection.
3
The doctrine that all natural phenomena are explicable by material causes and mechanical principles.
Mechanism holds that all biological processes can be explained through physical and chemical laws.