a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block.
a type of camshaft situated above the cylinder head in an internal-combustion engine. It is usually driven by a chain or a toothed belt from the crankshaft and the cams bear directly onto the valve stems or rocker arms
- Overhead door
noun 1. a door that rotates on a horizontal axis and is supported horizontally when open Sometimes shortened to overhead
adjective See overhead environment
noun, British. 1. .
[adverb oh-ver-hed; adjective, noun oh-ver-hed] /adverb ˈoʊ vərˈhɛd; adjective, noun ˈoʊ vərˌhɛd/ adverb 1. over one’s ; aloft; up in the air or sky, especially near the zenith: There was a cloud overhead. 2. so as to be completely submerged or deeply involved: to plunge overhead in water; to sink overhead in debt. adjective 3. […]