biodiesel

noun

bio·​die·​sel ˌbī-(ˌ)ō-ˈdē-zəl How to pronounce biodiesel (audio)
-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
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.
Glycerol, an abundant and low-cost byproduct of biodiesel production, enables the reaction to proceed at lower energy input compared to conventional water electrolysis, according to a press release. Prabhat Ranjan Mishra, Interesting Engineering, 26 Apr. 2026 The vast majority are not for biodiesel or ethanol — the fuel mixed with petroleum for use in cars in parts of the United States, Europe, and Southeast Asia. Nithin Coca, semafor.com, 23 Apr. 2026 Biomass energy includes the burning of wood, human and animal waste, and agricultural crops for heat and electricity and the converting of such crops as corn and soybeans into liquid biofuels, such as ethanol and biodiesel. Encyclopedia Britannica, 2 Apr. 2026 Unlike the sugarcane-ethanol success story, Brazil’s biodiesel, which is mostly made from soybeans, only makes up 14% of the diesel blend. ABC News, 31 Mar. 2026 See All Example Sentences for biodiesel

Word History

First Known Use

1981, in the meaning defined above

Time Traveler
The first known use of biodiesel was in 1981

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Cite this Entry

“Biodiesel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biodiesel. Accessed 1 May. 2026.

Kids Definition

biodiesel

noun
bio·​die·​sel -ˈdē-zəl How to pronounce biodiesel (audio)
-səl
: a fuel that is similar to diesel fuel and is usually derived from plants (as soybeans)
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