reciprocating engine(redirected from Piston-engine)
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An engine whose crankshaft is turned by pistons moving up and down in a cylinder.
(Mechanical Engineering) an engine in which one or more pistons move backwards and forwards inside a cylinder or cylinders
any engine employing the rectilinear motion of one or more pistons in cylinders.
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|Noun||1.||reciprocating engine - an internal-combustion engine in which the crankshaft is turned by pistons moving up and down in cylinders|
crankcase - housing for a crankshaft
crankshaft - a rotating shaft driven by (or driving) a crank
cylinder block, engine block, block - a metal casting containing the cylinders and cooling ducts of an engine; "the engine had to be replaced because the block was cracked"
internal-combustion engine, ICE - a heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine
n → Kolbenmotor m