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 As if that weren’t enough, an onboard storage tank captures the water that is the byproduct of the electrochemical reactions in the fuel cell. IEEE Spectrum, 16 Apr. 2024 Last January, ZeroAvia flew a Dornier 228 with one turboprop replaced by a prototype hydrogen-electric powertrain that included two fuel cells and a lithium-ion battery. Michael Verdon, Robb Report, 11 Mar. 2024 Under standards passed by the California Air Resources Board, at least 35 percent of model year 2026 passenger cars and trucks sold in the state will be electric vehicles, plug-in hybrids or hydrogen fuel cell vehicles. Rob Nikolewski, San Diego Union-Tribune, 25 Feb. 2024 For instance, in fuel cells, aerospace equipment, electronics, dental fillings and jewelry to name a few. Gaurav Sharma, Forbes, 10 Feb. 2024 Slightly different general rules apply for fuel cells. The Arizona Republic, 22 Jan. 2024 Part of California's sweeping set of rules for cars sold in the state requires EVs, hydrogen fuel cells, and Plug-in Hybrids to follow a similar diagnostics standard, much like OBD-II did 30 years earlier. Robin Warner, Ars Technica, 4 Dec. 2023 In comparison, a recent glucose fuel cell achieved less than 0.6 V, but a maximum power density of 43 µW/cm2. IEEE Spectrum, 27 Mar. 2024 Among these payloads were an experiment to demonstrate hydrogen fuel cell technology in microgravity and an investigation studying the strength of planetary soils under different gravity conditions. Stephen Clark, Ars Technica, 19 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'fuel cell.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1922, in the meaning defined above

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

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 24 Apr. 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

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