renewable energynoun [ U ]
ukusNATURAL RESOURCES, ENVIRONMENT energy that is produced using the sun, wind, etc., or from crops, rather than using fuels such as oil or coal:
the renewable energy industry
renewable energy projects/sources/technology
With sky-high energy prices and increased demand for renewable energy, developers are taking another look at tidal power.
See also
alternative energy
sustainable energy
Compare
non-renewable energy