solar energy
noun /ˌsəʊlər ˈenədʒi/
/ˌsəʊlər ˈenərdʒi/
[uncountable]- energy given out by the sun in the form of heat and light
- The process of photosynthesis converts solar energy into chemical energy.
- (also solar power)energy obtained from the light and heat from the sun, used to produce electricity
- research into solar energy and clean energy sources