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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Car manufacturers Honda, Toyota and Hyundai have already adopted more fuel cell engineering. Shafi Musaddique, CNBC, 19 Mar. 2025 Other changes include a redundant system consisting of two electric engines powered by independent fuel cell systems with a larger, 2.4MW capacity. Michael Verdon, Robb Report, 18 Mar. 2025 The company also pulled off a 523-mile non-stop flight with its S4 eVTOL air taxi last July, leveraging hydrogen fuel cells instead of lithium batteries. New Atlas, 17 Mar. 2025 Mobile fuel cells are distinct from stationary fuel cells used by industry and power plants for emergency electricity. Ken Silverstein, Forbes, 19 Dec. 2024 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 31 Mar. 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

Last Updated: - Updated example sentences
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