Engine (disambiguation)

An engine is a device that converts some form of energy into mechanical energy.

Engine may also refer to:

Thermodynamics

Heat engine, a physical or theoretical device that converts thermal energy to mechanical output
Reciprocating engine, a heat engine that uses one or more pistons
Internal combustion engine, an engine in which the combustion of fuel and an oxidizer occurs in a confined space
Diesel engine
Wankel engine
Pulse jet engine, an internal combustion engine wherein the combustion occurs in pulses
External combustion engine, an engine where an internal fluid is heated through the engine wall or a heat exchanger
Steam engine
Carnot heat engine, a hypothetical engine that operates on the reversible Carnot cycle
Stirling engine, a closed-cycle regenerative hot-air engine

Locomotive, the car of a train that carries the actual engine(s) and pulls/pushes the rest of the train
Electric locomotive

Software engine, a core component of a complex software system
Browser engine, the web browsers component that renders web pages
JavaScript engine, the web browser component that executes a page's JavaScript code
Chess engine, for computer chess games
Database engine
Game engine, for video games
Polymorphic engine or mutation engine, a common component of malware
Search engine, an Internet service that provides information and links to relevant websites

Engine (computer science), a construct providing timed preemption
Analytical engine, a 19th century design proposed by Charles Babbage for a mechanical computer
Difference engine, a mechanical calculator designed to tabulate polynomial functions

The Engine, a fictional device described in Gulliver's Travels by Jonathan Swift
Engines (book), a 1959 science book for children by L. Sprague de Camp

Engine (TV series), a Japanese drama starring Takuya Kimura
Engines (Engine Sentai Go-onger), fictional machines in the TV series Engine Sentai Go-onger

The_Engine_(organization), an MIT founded nonprofit deep tech ecosystem developer and coworking space operator
Engine (organization), an American nonprofit organization encouraging high-tech entrepreneurship
Fire engine, a vehicle used by firefighters
Siege engine, an anti-fortification machine or structure