Compensator

Compensator can refer to:

• Pressure control on a piston pump
• An alternative term for pipeline expansion joints
• A muzzle brake, used to counter the recoil of a firearm, or to prevent the muzzle from climbing due to kickback from the rapid firing of an automatic or semi-automatic weapon
• A device that offsets or counterbalances a destabilising factor: See
  • Buoyancy compensator (diving)
  • Buoyancy compensator (aviation)
  • Static VAR compensator
  • Heisenberg compensator, key part of a Transporter (Star Trek)
  • Lead-lag compensator
• Motion compensator
• Optical compensator, also known as a wave plate or a retarder
• another term for the dual-predictable projection' of a Point process
• Compensator (Control Theory)