biodiesel

noun

bio·​die·​sel ˌbī-(ˌ)ō-ˈdē-zəl 

-səl

: a fuel that is similar to diesel fuel and is derived from usually vegetable sources (such as soybean oil)

Examples of biodiesel in a Sentence

Recent Examples on the Web

Distinct from biodiesel — but also based on sustainable substances like vegetable oil — renewable diesel should not require any modifications to a diesel engine in order to flow and combust. —Evan Simko-Bednarski, New York Daily News, 17 June 2025

While many companies are converting to what's called biodiesel, meaning a diesel fuel produced from biomass, there's not enough of it to power the existing infrastructure. —Rich Tabaka, Forbes.com, 21 May 2025

That bill also includes an unrelated provision requiring a blend of biodiesel be included in diesel fuel during April, May, June, July, August, September, October, and November. —Kaitlin McCallum, Hartford Courant, 1 Apr. 2025

Their waste reduction efforts include composting pre and post-consumer food waste and their fryer oil is recycled into biodiesel fuel. —Roger Sands, Forbes.com, 3 Apr. 2025

Word History

First Known Use

1981, in the meaning defined above

Rhymes for biodiesel

• pedicel

Kids Definition

biodiesel

noun

bio·​die·​sel -ˈdē-zəl 

-səl

: a fuel that is similar to diesel fuel and is usually derived from plants (as soybeans)