action mechanism
 

* 1.the operating part that transmits power to a mechanism the piano had a very stiff action

English Related Words* a piece of the action

* access mechanism

* accordion action

* action

* action addressee

* action agent

* action and reaction

* action at law

* action bar

* action button

* action committee

* action deferred

* action drill

* action for annulment

* action for compensation (ecsc47)