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alternative fuel

American  

noun

  1. a vehicular fuel that is not entirely derived from petroleum, as natural gas, hydrogen, or an alcohol mixture.

    the environmental benefits of alternative fuels.


Etymology

Origin of alternative fuel

First recorded in 1905–10

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By sharply reducing carbohydrates, the diet pushes the body into a state known as ketosis, in which fat is broken down into ketone bodies that serve as an alternative fuel for the brain.

From Science Daily

Neither is ammonia—another alternative fuel that China dominates globally in production.

From Barron's

Neither is ammonia—another alternative fuel that China dominates globally in production.

From Barron's

"By switching to a keto diet, ketones are produced and used as an alternative fuel source. This may decrease the chance of developing Alzheimer's by preserving the health of brain cells."

From Science Daily

In addition to drivers losing access to carpool lanes, the change could slow the progress the state has made in getting more people into alternative fuel vehicles and reducing pollution.

From Los Angeles Times