fuel economy

American  

[fyoo-uhl-i-kahn-uh-mee] / ˈfyu əl ɪˌkɑn ə mi /

noun

fuel economies plural

1. the efficiency with which a vehicle burns a fuel such as gasoline, usually measured or expressed in miles per gallon or number of liters per 100 kilometers.

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Other Word Forms

• fuel-economic
  adjective
• fuel-economical
  adjective
• fuel-economy
  adjective

Example Sentences

That could eventually lead to tires that last longer, grip roads more effectively in wet conditions, and improve fuel economy at the same time.

From Science Daily • May 13, 2026

If prices remain elevated through the fall, however, many will look at the situation and re-evaluate the type of car or truck they drive with an eye toward better fuel economy.

From MarketWatch • Apr. 29, 2026

The state is looking at a $216.4 billion revenue shortfall over the next decade due to increasing fuel economy and electric vehicles.

From Los Angeles Times • Apr. 29, 2026

Australia remains heavily dependent on its fossil fuel economy for growth despite heavy investment in the renewable sector.

From Barron's • Feb. 22, 2026

Hence the question of fuel economy was not a bar to high velocities of flight, though should these become excessive, the body resistance might constitute a large proportion of the total.

From Flying Machines: construction and operation; a practical book which shows, in illustrations, working plans and text, how to build and navigate the modern airship by Chanute, Octave