side-valve engine
noun
a type of internal-combustion engine in which the inlet and exhaust valves are in the cylinder block at the side of the pistons
Compare overhead-valve engine
Words nearby side-valve engine
side-foot,
side-glance,
side-on,
side-saddle,
side-splitting,
side-valve engine,
side-wheel,
sidearm,
sideband,
sidebar,
sideboard