alternative energy

noun

variants or less commonly alternative power
: usable power (such as heat or electricity) that comes from a renewable or green resource
alternative energy sources/technology

Examples of alternative energy in a Sentence

Recent Examples on the Web
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However, protein does supply a small amount of energy and can serve as an alternative energy source. Laura Dorwart, Verywell Health, 25 Aug. 2025 Though prior to its decision to cut ties with the alternative energy option, nuclear power was a strong supply source and provided nearly 12% of the island’s needs in 2011. Caitlin McFall, FOXNews.com, 23 Aug. 2025 Although Moscow has managed to leverage the sea to evade sanctions, generate revenue, and access critical technology, that effort has required developing elaborate and inefficient trading and shipping schemes, and some Black Sea countries have also sought alternative energy sources. Daniel S. Hamilton, Foreign Affairs, 18 Aug. 2025 That's because ketones provide an alternative energy source, preventing the warning signs of low blood sugar. Michal Ruprecht, NPR, 29 July 2025 See All Example Sentences for alternative energy

Word History

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of alternative energy was in 1959

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Cite this Entry

“Alternative energy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alternative%20energy. Accessed 10 Sep. 2025.

Last Updated: - Updated example sentences
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