fuel economy

American  

[fyoo-uhl-i-kahn-uh-mee] / ˈfju 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

Derived Forms

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

Inflected Forms

Nouns

• fuel economies
  plural

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Example Sentences

See Examples For:

fuel economy

Pickup trucks that emphasize towing power and fuel economy.

From The Wall Street Journal ● Oct. 14, 2026

The alliance says the government “made the right call to better align fuel economy standards with the law and current market conditions.”

From Los Angeles Times ● Oct. 8, 2026

Sales of hybrid vehicles rose 33% in May from last year as buyers seek better fuel economy.

From The Wall Street Journal ● Jun. 8, 2026

Improving fuel economy is one way, and newer trucks often have built-in displays that calculate fuel economy in real time.

From The Wall Street Journal ● Jun. 2, 2026

Q. Are you aware that keeping the flues clean is the greatest one thing that you can do in regard to fuel economy, and how often should they be cleaned?

From The Traveling Engineers' Association To Improve The Locomotive Engine Service of American Railroads by Anonymous

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