Dictionary 1. (n.) that which gives a rotary or rolling motion, as a muscle which partially rotates or turns some part on its axis.2. (n.) A revolving reverberatory furnace. Thesaurus carousel centrifuge chuck disk drill extractor fan governor gyroscope impeller jack merry-go-round propeller reel roller rolling pin rolling stone rotary drill rotor roundabout rundle screw spindle spinner spit spool teetotum top treadmill turbine turntable wheel whirlabout whirler whirligig whorl windmill |