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.

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renewable energy British  

noun

1. another name for alternative energy

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Etymology

Origin of renewable energy

First recorded in 1970–75

Example Sentences

Countries around the world are rushing to add renewable energy such as solar power after the Iran war throttled Middle East oil and gas supplies.

From The Wall Street Journal • Apr. 12, 2026

Giant batteries are used to store excess renewable energy, which can then be used to power homes in the event of low supplies.

From BBC • Apr. 11, 2026

China, the world's second largest economy, imports about half of its oil needs from the Middle East but has reduced reliance by embracing renewable energy.

From Barron's • Apr. 10, 2026

Perhaps the most concentrated assault in the proposed budget, as my colleague Hayley Smith reported, is the one aimed at research, development, and construction of renewable energy sources.

From Los Angeles Times • Apr. 7, 2026

The United States and the rest of the world must turn to renewable energy, also called green energy.

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