gear

definition: a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
example:
speech part: noun
synonyms: gear wheel geared wheel cogwheel
definition: equipment consisting of miscellaneous articles needed for a particular operation or sport etc.
example:
speech part: noun
synonyms: appurtenance
definition: a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle)
example:
speech part: noun
synonyms: gear mechanism
definition: wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
example: The fool got their tie caught in the geartrain.
speech part: noun
synonyms: gearing geartrain power train train
definition: set the level or character of
example:
speech part: verb
synonyms: pitch

gear is explained and pronounced

How gear is being used?