ɡɪə(ɹ) ɡɪɚ ɡɪə(ɹ) ɡɪɚ ˌpæɹəfəˈneɪli.ə ˌpɛɹəfɚˈneɪli.ə tɹeɪn set the level or character of She pitched her speech to the teenagers in the audience a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion equipment consisting of miscellaneous articles needed for a particular operation or sport etc. a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed the fool got his tie caught in the geartrain