rotary : Idioms & Phrases

• noun (computer science) the actuator that moves a read/write head to the proper data track
  positioner.
  

WordNet

• noun a group of businessmen in a town organized as a service club and to promote world peace
  Rotary Club.
  

WordNet

• noun electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versa
  rotary; synchronous converter.
  

WordNet

• noun an internal-combustion engine in which power is transmitted directly to rotating components
  
• noun an internal-combustion engine having cylinders arranged radially around a central crankcase
  radial engine.
  

WordNet

• steam engine in which the continuous rotation of the shaft is produced by the direct action of the steam upon rotating devices which serve as pistons, instead of being derived from a reciprocating motion, as in the ordinary engine; a steam turbine; called also rotatory engine.

Webster 1913

• noun a group of businessmen in a town organized as a service club and to promote world peace
  Rotary Club.
  

WordNet

• noun a freely moving joint in which movement is limited to rotation
  pivot joint; articulatio trochoidea; rotatory joint.
  
  • the articulation of the radius and ulna in the arm is a pivot joint

WordNet

• noun the act of rotating as if on an axis
  rotation.
  
  • the rotation of the dancer kept time with the music

WordNet

• noun a printing press for printing from a revolving cylinder
  

WordNet

• a pump in which the fluid is impelled by rotating devices which take the place of reciprocating buckets or pistons.

Webster 1913

• shears, as for cloth, metal, etc., in which revolving sharp-edged or sharp-cornered wheels do the cutting.

Webster 1913

• a valve acting by continuous or partial rotation, as in the four-way cock.

Webster 1913

• noun the long airfoil that rotates to provide the lift that supports a helicopter in the air
  rotor blade.
  

WordNet

• noun a rotary engine that is a four-stroke internal-combustion engine without reciprocating parts
  epitrochoidal engine; Wankel engine.
  

WordNet