Reciprocating engine
[als] Hubkolbenmotor
[ar] محرك متردد
[bg] Коляно-мотовилков механизъм
[ca] Motor de moviment alternatiu
[cs] Pístový motor
[da] Stempelmaskine
[de] Hubkolbenmotor
[eo] Piŝta motoro
[es] Motor de combustión interna alternativo
[et] Kolbmootor