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

And there’s the environmentalist, who is concerned about carbon emissions and sometimes makes the case that, overall, higher gas prices are good for the planet as an incentive for people to seek and use alternative energy sources. —Frank Witsil, Freep.com, 8 Sep. 2025

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

Word History

First Known Use

1959, in the meaning defined above

Rhymes for alternative energy

• bioenergy