noun
- the housing that encloses the crankshaft of an internal combustion engine
Usage: automotive
Examples
- The mechanic drained the oil from the crankcase.
- A crack in the crankcase caused an oil leak.
- The crankcase ventilation system prevents pressure buildup.
- He removed the crankcase cover to access the engine internals.
- Oil circulates through the crankcase to lubricate moving parts.
- The crankcase must be sealed properly to prevent contamination.