Dictionary
Thesaurus
Reference
Translate
Web
alternative energy - 2 dictionary results

alternative energy

–noun
energy, as solar, wind, or nuclear energy, that can replace or supplement traditional fossil-fuel sources, as coal, oil, and natural gas.

Origin:
1970–75

alternative energy

usable energy derived from replenishable sources such as the Sun (solar energy), wind (wind power), rivers (hydroelectric power), hot springs (geothermal energy), tides (tidal power), and biomass (biofuels).

Learn more about alternative energy with a free trial on Britannica.com.

Search another word or see alternative energy on Thesaurus | Reference