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

Whoever wins will face a multibillion dollar state budget deficit, stubbornly high homelessness, massive federal funding cuts, and a race to find alternative fuel as several oil refineries are set to close. —Lia Russell february 20, Sacbee.com, 20 Feb. 2026

Orbital rockets built by Jeff Bezos’ Blue Origin or Elon Musk’s SpaceX, for example, make use of alternative fuels — such as methane or RP-1, a type of kerosene — for their rockets’ first stages. —Jackie Wattles, CNN Money, 18 Feb. 2026

The federal government’s alternative fuel vehicle refueling tax credit covers 30% of total installation costs up to $1,000 for some homeowners, but the EV charger must be installed and operational before the credit ends on June 30, 2026. —Julianna Chen, Dallas Morning News, 29 Jan. 2026

That includes work on alternative fuels, electrification and advanced power systems. —Peter High, Forbes.com, 22 Jan. 2026

Word History

First Known Use

1903, in the meaning defined above

Rhymes for alternative fuel

• accrual
• nonfuel
• refuel
• renewal
• biofuel
• contextual
• nonrenewal
• nonsexual
• unusual
• cruel
• dual
• duel