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1. A heavy-rimmed rotating wheel used to minimize variations in angular velocity and revolutions per minute, as in a machine subject to fluctuation in drive and load.
2. An analogous device, especially one used to regulate the speed of clockwork.
(Mechanical Engineering) a heavy wheel that stores kinetic energy and smooths the operation of a reciprocating engine by maintaining a constant speed of rotation over the whole cycle
a heavy disk or wheel rotating on a shaft so that its momentum gives almost uniform rotational speed to the shaft and to all connected machinery.
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|Noun||1.||flywheel - regulator consisting of a heavy wheel that stores kinetic energy and smooths the operation of a reciprocating engine|
fluid flywheel - a kind of fluid coupling in which the flywheel is the driving rotor