steam engine


Definition of steam engine

: an engine driven or worked by steam specifically : a reciprocating engine having a piston driven in a closed cylinder by steam

Examples of steam engine in a Sentence

Recent Examples on the Web

Almost all of modern physics comes down to understanding steam engines. Chris Lee, Ars Technica, "Pulsed engines provide high efficiency, output power, low fluctuations," 25 Sep. 2018 Carnot rules One famous limit of thermodynamics is that heat engines, like steam engines and internal combustion engines, must be less efficient than a Carnot heat engine (a heat engine cycle designed by French engineer Carnot). Chris Lee, Ars Technica, "Pulsed engines provide high efficiency, output power, low fluctuations," 25 Sep. 2018 Where the steam engine only took over physical labor, AI can perform both intellectual and physical labor. Kai-fu Lee, WSJ, "The Human Promise of the AI Revolution," 14 Sep. 2018 Aside from flowers, the show also includes carnival rides, steam engines, and produce stands from the local area. Megan Friedman, Harper's BAZAAR, "Camilla Parker Bowles Revealed an Injury on Her Hand at a Royal Event," 25 July 2018 The 70-ton machine became the first steam engine to reach an authenticated speed of 100 mph, and went on to provide express service for decades, only retiring after some 2,000,000 miles. Eric Limer, Popular Mechanics, "The Iconic Flying Scotsman Steam Engine Looks Majestic In a Dead Sprint," 26 Feb. 2016 Also on display now is an 1888 Silsby steam engine, made in Seneca Falls, N.Y. Mark Yost, WSJ, "A Museum to Spark New Interest," 11 July 2018 Locomotives and steam engines, water fountains and lampposts, anything and everything that could be cast from molten metal was on display. Jonathan Schifman, Popular Mechanics, "The Entire History of Steel," 9 July 2018 Over the Labor Day weekend in 1978, his wife saw a newspaper photograph of a new steam engine that was running on the small railroad in Tilden park. Paul Chinn,, "Tilden park’s railway engineer rolls through decades of train runs, hand waves," 10 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'steam engine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of steam engine

1751, in the meaning defined above

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Last Updated

6 Feb 2019

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Time Traveler for steam engine

The first known use of steam engine was in 1751

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More Definitions for steam engine

steam engine


Kids Definition of steam engine

: an engine powered by steam

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More from Merriam-Webster on steam engine

Spanish Central: Translation of steam engine

Nglish: Translation of steam engine for Spanish Speakers Encyclopedia article about steam engine

Comments on steam engine

What made you want to look up steam engine? Please tell us where you read or heard it (including the quote, if possible).


to boil down or concentrate

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