noun
: a mechanical device consisting of a grooved wheel turned by a cord or chain with a rigidly attached axle (as for winding up a weight) together with the supporting standards — see simple machine
noun
: a mechanical device consisting of a grooved wheel turned by a cord or chain with a rigidly attached axle (as for winding up a weight) together with the supporting standards — see simple machine
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012