- 1a set of moving parts in a machine that performs a task a delicate watch mechanism The mechanism for locking the door of the washing machine is childproof.
- 2a method or a system for achieving something mechanisms for dealing with complaints from the general public The college has established an effective student support mechanism.
- 3a system of parts in a living thing that together perform a particular function the balance mechanism in the ears Pain acts as a natural defense mechanism.
Check pronunciation: mechanism