plural of heat engine

A wheeled steam engine used to move heavy loads, plough ground or provide power at a chosen location.

Any engine that converts energy from the sun into electrical or mechanical energy; especially such an engine used for the propulsion of a spacecraft.

plural of steam engine

The underlying component that a database management system uses to create, retrieve, update and delete data.

(automotive) an internal combustion engine which operates using diesel fuel

Alternative form of steam engine

Any of several internal combustion engines that have the cylinders arranged radially around a central crankshaft

plural of fire engine

A form of jet engine that possesses an inlet duct, such as a turbojet, ramjet, or turbofan. Rockets are not considered duct engines.