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steam engine

steam engine

10 3.5
A machine that uses steam from hot water to move parts like pistons or wheels
  • noun
  • /stiːm ˈɛn.dʒɪn/
  • Specialized
translation icon : máquina de vapor
  • The steam engine uses heated water to create steam that drives a piston.
  • steam engine invented by Watt
  • steam engine by Newcomen
  • the invention of the steam engine

I was so delighted by the miniature train setups that are run by hobbyists who work specifically with steam engines at small scale.

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Examples

  • At the time of the American Revolution, there were only three steam engines in the colonies, all pumping water.

    Academic text (1999)
  • To get energy out of a steam engine, the steam has to be hotter than the surroundings.

    Academic text (2000)
  • Look at this steam engine.

  • The invention of the steam engine changed the way we traveled and moved goods and services.

    Academic text (2011)
  • The use of newly efficient steam engines in manufacturing is creating ever cheaper goods.

  • Nonetheless, it was Newcomen who first made the steam engine a reality.

    Academic text (2003)
  • During that time, a total of 260,000 miles of railways were laid for steam engines.

    Academic text (2005)
  • Later machines were powered by steam engines, and the belts were replaced with gears.

    Academic text (2009)
  • Her triple-expansion steam engines put out five thousand horsepower and turned twin screws.

    Fiction book (1998)
  • Mayor Atkins, I humbly thank you for the opportunity to restore this stunningly superb steam engine.

Synonyms

engine
vssteam engine
  • Specialized
1.0

A machine that uses fuel to make power for cars or machines

is a specific machine that uses steam from heated water to make motion
steam turbine
vssteam engine
  • Specialized
2 4.6

A machine that uses steam to spin blades and make electricity

uses steam to drive a piston or turn a rotor rather than spin blades
heat engine
vssteam engine
  • Specialized
1 5.0

A machine that uses heat to make movement or power

uses steam from heated water specifically as the working medium
external-combustion engine
vssteam engine
  • Specialized
7.7

A machine like a steam engine that burns fuel outside its cylinder to use the heat to make motion

uses steam from heated water as the working fluid to move parts

How Powerful

power plant
  • US
143 2.9
steamship
  • Archaic
6 3.7
locomotive
37 4.6
steam engine
  • Specialized
10 3.5

Surface Forms

steam engine singular
steam engines plural

Morphology

steam + engine

The meaning is directly and transparently derived from the constituents: 'steam' (water vapor) + 'engine' (a machine) yields a machine powered by steam. This compound follows a common noun-noun composition pattern found across many languages, so a B1 learner who knows both words will readily infer the MWE meaning.

Etymology

Steam engine comes from a simple picture: hot steam from boiling water pushes parts inside the engine, moving a moving part or wheel. That's why the name means a machine that 'uses steam to move parts' and so powers trains and factories.