piston engine

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piston engine

[′pis·tən ¦en·jən]
(mechanical engineering)
A type of engine characterized by reciprocating motion of pistons in a cylinder. Also known as displacement engine; reciprocating engine.

piston engine

A term most commonly used for reciprocating engines. In airplanes, normally four-stroke engines are used. See four-stroke engine.
References in periodicals archive ?
A total of 725 piston-engined SF-260s have been ordered, including 18 being produced for the Philippine Air Force, with local assembly by Aerotech Industries Philippines.
Pillan: Tandem-seat piston-engined primary trainers with retractable undercarriages have been less successful commercially, but Chile's 1315-kg.
The piston-engined Jodel plane hit the ground at Wellesbourne Mountford in Warwickshire three months ago.
1 to try to break two world speed records for piston-engined planes weighing less than 300 kilograms, or 661.
5 million, Britten-Norman has now successfully completed the renegotiation of its contract with Tomen to provide the latter with three piston-engined Trislanders.
A report from the Air Accident Investigation Branch says wind was gusting at 45 degrees to the aircraft, a Jaburiu SK piston-engined plane, at the time of the accident on August 9.
Federal Aviation Administration in May 1993, the CL-215T is a retrofit conversion of the piston-engined CL-215(X) amphibian, of which Canadair delivered 124 aircraft to 15 operators on four continents between June 1969 and May 1990.