fuel cell

noun

: a device that continuously changes the chemical energy of a fuel (such as hydrogen) and an oxidant directly into electrical energy

Examples of fuel cell in a Sentence

Recent Examples on the Web
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Michelin now even makes coated fabrics and films, such as materials for inflatable boats and hydrogen fuel cell membranes (in partnership with Symbio, which is the fuel cell supplier for the Extreme H racing series). James Morris, Forbes.com, 12 Apr. 2025 Hyundai has emerged as North America's leading supplier of hydrogen fuel cell trucks, maintaining momentum despite setbacks faced by competitors such as Hyzon and Nikola. Kurt Knutsson, Cyberguy Report, FOXNews.com, 8 Apr. 2025 The single-aisle plane now has four engines, rather than six, each powered by their own fuel cell stack. Maureen O'Hare, CNN Money, 29 Mar. 2025 By avoiding combustion entirely, these fuel cells allow ammonia’s nitrogen content to remain in its inert form, eliminating a key health risk. IEEE Spectrum, 10 Mar. 2025 See All Example Sentences for fuel cell

Word History

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of fuel cell was in 1922

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Cite this Entry

“Fuel cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fuel%20cell. Accessed 23 Apr. 2025.

Kids Definition

fuel cell

noun
: a device that continuously changes the chemical energy of a fuel (as hydrogen) into electrical energy

More from Merriam-Webster on fuel cell

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