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fuel-efficient

American  
[fyoo-uhl-i-fish-uhnt] / ˈfju əl ɪˌfɪʃ ənt /

adjective

  1. producing power, heat, etc., at a rate considered optimal with regard to the amount of fuel consumed.


Other Word Forms


Example Sentences

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Even with the fuel surcharges, trucking companies don’t fully recoup what they pay for diesel, Costello said, and many offer pay bonuses to fuel-efficient drivers.

From MarketWatch ● Sep. 23, 2026

EasyJet, and other airlines, are investing in the latest, more fuel-efficient aircraft.

From BBC ● Jul. 21, 2026

"This order will support their growth ambitions well into the next decade and reflects our strong confidence in the Boeing 737 MAX and sustained demand for fuel-efficient, technologically advanced narrowbody aircraft," he said.

From Barron's ● Jul. 20, 2026

But intermodal is also cheaper and more fuel-efficient, which has made the transportation mode particularly attractive as fuel prices have soared due to the war in Iran.

From The Wall Street Journal ● Jun. 22, 2026

And he got out three months before Cadillac, in April 1975, introduced the Seville, a fuel-efficient model that looked as though it had lost its pants, after which Cadillacs were never the same.

From "Middlesex: A Novel" by Jeffrey Eugenides

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