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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
So when battery technology improves to the point of offering that 620-mile range on its own, or the hydrogen economy matures enough to use a hydrogen engine or range-extending fuel cell stack, Manta will be able to swap in those solutions.
—New Atlas, 11 Dec. 2024
Miller says hydrogen fuel cell aircraft will take off within a decade, traveling 1,000 to 1,500 kilometers.
—Ken Silverstein, Forbes, 9 Dec. 2024
Alternative methods of propulsion—hydrogen fuel cells and green methanol for superyachts, say, or diesel-electric power for vessels under 100 feet—have been discussed for years yet are often dismissed by builders as too complex and expensive.
—Katia Damborsky, Robb Report, 30 Nov. 2024
Ceres Power hopes to accelerate decarbonization in these particularly challenging sectors through the development of green hydrogen and fuel cells: technology that converts renewable energy into green molecules that can be used for energy.
—Harry Booth, TIME, 25 Nov. 2024
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Word History
First Known Use
1922, in the meaning defined above
Dictionary Entries Near fuel cell
Cite this Entry
“Fuel cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fuel%20cell. Accessed 27 Dec. 2024.
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
Britannica.com: Encyclopedia article about fuel cell
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