Double-acting (noun) Definition, Meaning & Examples

adjective
  1. (of a reciprocating engine, pump, etc.) having pistons accomplishing work in both directions, fluid being admitted alternately to opposite ends of the cylinders.
  2. (of a hinge of a door or the like) permitting movement in either direction from the normal, or closed, position.
  3. having twice the usual effectiveness, strength, use, etc.
adjective
  1. (of a reciprocating engine or pump) having a piston or pistons that are pressurized alternately on opposite sides
  2. (of a hinge, door, etc) having complementary actions in opposed directions
Double-acting (noun) Definition, Meaning & Examples

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