diesel engine


Definition of diesel engine

: an internal combustion engine in which air is compressed to a temperature sufficiently high to ignite fuel injected into the cylinder where the combustion and expansion actuate a piston

Examples of diesel engine in a Sentence

Recent Examples on the Web Instead of borrowing a gas or diesel engine from an automaker, the roughly 3500-pound Blackbird has an electric powertrain that's powerful enough to mimic the power-to-weight ratio of most cars. Andrew Lawrence, Car and Driver, "Transformer: The Digital and Tech Magic Behind the Blackbird," 16 Aug. 2020 Dozens of class-action lawsuits involving the 6.0L diesel engine were consolidated and settled in 2013 by Ford. Phoebe Wall Howard, Detroit Free Press, "Appeals court: Ford committed fraud by selling defective Super Duty trucks," 13 Oct. 2020 Unlike the jeep, its successor will have a diesel engine and of all things—an automatic transmission. Murray Rubenstein, Popular Mechanics, "The Jeep Is Dead, Long Live the HMMWV," 21 Oct. 2020 Two high-profile options will not be present at launch: Cadillac's semi-autonomous Super Cruise system and a 3.0-liter turbo-diesel engine. K.c. Colwell, Car and Driver, "Tested: 2021 Cadillac Escalade ESV Goes Big on High-Tech Luxury," 19 Oct. 2020 CNN Business spoke with four longtime Hummer owners, all who said the diesel engine in the Hummer H1 and its gears make for a distinct, powerful sound. Matt Mcfarland, CNN, "Hummer fans hope new electric model redeems the divisive brand they love," 19 Oct. 2020 Towing a 12,000-pound trailer in a Ford F-350 Dualie is stress-free, thanks to the effortless power of the new 7.3-liter diesel engine and automatic engine braking, a sort of cruise control for braking. Tribune News Service, cleveland, "2020 Ford Super Duty proves that popularity doesn’t always mean mediocrity," 19 Sep. 2020 Although there isn't yet an EPA estimate for the Gladiator's range when equipped with the diesel engine, the Wrangler with that same engine returns 538 miles of range. Colin Beresford, Car and Driver, "Jeep Farout Concept Makes Gladiator into an Overlander, Stove and All," 14 Aug. 2020 The diesel engine is available on the Denali, AT4, SLT, Elevation and SLE trims. Jamie L. Lareau, Detroit Free Press, "GMC's 2021 Sierra pickup to have new technology, price adjustment," 15 Sep. 2020

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

See More

First Known Use of diesel engine

1894, in the meaning defined above

Keep scrolling for more

Learn More about diesel engine

Time Traveler for diesel engine

Time Traveler

The first known use of diesel engine was in 1894

See more words from the same year

Statistics for diesel engine

Last Updated

20 Nov 2020

Cite this Entry

“Diesel engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diesel%20engine. Accessed 5 Dec. 2020.

Keep scrolling for more

More Definitions for diesel engine

diesel engine


English Language Learners Definition of diesel engine

: a type of engine that uses diesel fuel rather than gasoline and that is used especially in large vehicles (such as trucks and buses)

diesel engine


Kids Definition of diesel engine

: an engine in which the mixture of air and fuel is compressed until enough heat is created to ignite the mixture that uses diesel fuel instead of gasoline

More from Merriam-Webster on diesel engine

Britannica.com: Encyclopedia article about diesel engine

Comments on diesel engine

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


Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!