alternative fuel

noun

: a fuel for internal combustion engines that is derived partly or wholly from a source other than petroleum and that is less damaging to the environment than traditional fuels
alternative fuel vehicles
the alternative fuel industry

Examples of alternative fuel in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The non-electric options require you to either purchase and stock an alternative fuel source (typically gel fuel) or keep the pot on the stovetop. Callie Sumlin, Bon Appetit Magazine, 18 Dec. 2025 That means the bar is set very high for any alternative fuels. New Atlas, 30 Oct. 2025 Discounts The Hartford offers a variety of discounts, including for paying your premium in full, for using an alternative fuel, for completing a defensive driving course and for enrolling in its TrueLane safe driving program. Liz Knueven, CNBC, 30 Sep. 2025 Lone drivers of electric and alternative fuel vehicles will no longer have access to the HOV lanes during peak traffic hours. Lauren De Young, AZCentral.com, 30 Sep. 2025 See All Example Sentences for alternative fuel

Word History

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of alternative fuel was in 1903

Browse Nearby Words

Cite this Entry

“Alternative fuel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alternative%20fuel. Accessed 24 Dec. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!