opposed-piston engine
[ uh-pohzd-pis-tuh n ]
/ əˈpoʊzdˈpɪs tən /
noun
a reciprocating engine, as a diesel engine, in which each cylinder has two pistons that move simultaneously away from or toward the center.
Also called
opposed engine.
Origin of opposed-piston engine
First recorded in 1965–70
Words nearby opposed-piston engine
opportunity shop,
opposable,
opposable thumb,
oppose,
opposed-cylinder,
opposed-piston engine,
opposeless,
opposer muscle of little finger,
opposer muscle of thumb,
opposite,
opposite field