overhead-valve engine

[oh-ver-hed-valv]

noun

I-head engine.

Origin of overhead-valve engine

First recorded in 1965–70

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for overhead-valve engine

overhead-valve engine

noun

a type of internal-combustion engine in which the inlet and exhaust valves are in the cylinder head above the pistonsUS name: valve-in-head engine Compare side-valve engine

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012