fuel injection


: a usually electronically-controlled system for injecting a precise amount of atomized fuel into the cylinders or the intake airstream of an internal combustion engine
fuel-injected adjective

Example Sentences

Recent Examples on the Web With Bosch direct-fuel injection, Mercedes’ single-overhead cam, straight-six engine displaced 3.0-liters and shifted through a four-speed transmission. Robert Ross, Robb Report, 6 Feb. 2023 Have the Japanese and the Europeans complicated their engines with overhead cams and electronic fuel injection and turbochargers? David E. Davis Jr., Car and Driver, 30 Jan. 2023 The four-cam, four-valve-per-cylinder V-12 uses electronic sequential-port fuel injection, a variable-length induction system, and, as a first, continuously variable exhaust timing. Robert Ross, Robb Report, 12 Dec. 2022 But for 1975 the two-liter engine was upgraded to the Bosch K-Jetronic fuel injection. Patrick Bedard, Car and Driver, 23 Jan. 2023 The engine's combustion chambers are a development of the ones found in the SF90's engine, with direct fuel injection at 350 bar. Jonathan M. Gitlin, Ars Technica, 2 Dec. 2022 Powered by a 240-hp 3.0-liter inline-six with mechanical direct fuel injection, the 300SL was the fastest production car of its time. Gary Witzenburg, Car and Driver, 21 Nov. 2022 As in the new CR-V hybrid, the two electric motors are now arranged side by side, and the Atkinson-cycle 2.0-liter inline-four gas engine gains direct fuel injection. Joey Capparella, Car and Driver, 10 Nov. 2022 The base 300-cubic-inch six-cylinder receives fuel injection, raising its output to 145 horsepower and a hearty 265 pound-feet of torque, just 5 pound-feet shy of the 5.0-liter V-8. Austin Irwin, Car and Driver, 24 Sep. 2022 See More

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

Word History

First Known Use

1900, in the meaning defined above

Time Traveler
The first known use of fuel injection was in 1900

Dictionary Entries Near fuel injection

Cite this Entry

“Fuel injection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fuel%20injection. Accessed 23 Mar. 2023.

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