crankcase

[ krangk-keys ]

noun

1. (in an internal-combustion engine) the housing that encloses the crankshaft, connecting rods, and allied parts.

crankcase

/ ˈkræŋkˌkeɪs /

noun

1. the metal housing that encloses the crankshaft, connecting rods, etc, in an internal-combustion engine, reciprocating pump, etc

Word History and Origins

Origin of crankcase¹

First recorded in 1875–80; crank ¹ + case ²

Example Sentences

The air here smells like crankcase oil — as it has for decades — but there is far less activity now than there was just three years ago, and local communities are feeling the pinch.

From Los Angeles Times

National Highway Traffic Safety Administration say there could be an electrical short in the positive crankcase ventilation valve heater.

From Seattle Times

The report states the mechanic cleaned the oil filter, sent metal fragment samples to a laboratory for analysis and added clean oil to the engine crankcase.

From Seattle Times

One, the Polar Sea, has been idle since a 2010 crankcase explosion.

From Seattle Times

The aluminum positive crankcase ventilation valves can fall apart.

From Seattle Times