engine
en-gine · noun
Definitions
noun
- 1.
A machine with moving parts that converts power into motion, especially one that uses fuel.
- 2.
A locomotive that pulls a train.
- 3.
(figurative) Something that provides the driving force for a process or system.
- 4.
(computing) Software that performs a core function for other programs.
Forms
plural: engines
Phrases & expressions
- •search engine — a program that searches for information on the internet
- •engine room — the part of a ship or building housing the engines
- •fire engine — a vehicle equipped for firefighting
- •engine of growth — something that drives development or expansion
Related words
Etymology
From Old French engin meaning "skill, cleverness, war machine," from Latin ingenium meaning "inborn qualities, talent, invention," from in- "in" + gignere "to beget." The meaning shifted from "ingenuity" to "a device" and eventually to mechanical devices specifically.