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Synonyms

renewable energy

American  

noun

  1. any naturally occurring, theoretically inexhaustible source of energy, as biomass, solar, wind, tidal, wave, and hydroelectric power, that is not derived from fossil or nuclear fuel.


renewable energy British  

noun

  1. another name for alternative energy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of renewable energy

First recorded in 1970–75

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It consists of a regulated utility that serves 6 million customers in Florida, and an unregulated unit that is focused on renewable energy, including solar and wind power.

From Barron's • May 16, 2026

South Korea has committed to a goal of 100 GW of renewable energy capacity by 2030.

From Salon • May 16, 2026

As solar panels lose their ability to generate electricity after sunset, one major challenge remains for renewable energy: how to store solar power for use later, whether during cloudy weather or overnight.

From Science Daily • May 15, 2026

Work for America will recruit Americans for moon-shot projects on renewable energy, cancer research, AI ethics and quantum computing.

From The Wall Street Journal • May 14, 2026

One of the most encouraging developments has come out of Australia, where renewable energy now generates enough power to run 70 percent of Australian homes.

From "1919 The Year That Changed America" by Martin W. Sandler

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