A panel that is used to collect heat from solar radiation, typically in order to produce domestic hot water

(astronomy) A body in the Solar System other than a planet, dwarf planet or natural satellite.

plural of small Solar System body

(chiefly science fiction) Of or relating to the Sun. / (chiefly science fiction) Of or relating to the Solar System. / (chiefly science fiction) Of or relating to the inhabitants of the Solar system.

(science fiction) An inhabitant of the Sun. / (chiefly science fiction) An inhabitant of any part of the solar system of the star Sol (i.e. the Sun).

(chiefly US and Canada) A room, rooftop, balcony, or terrace, used for its abundant sunlight (especially) when used as a medical treatment.

A pyranometer.

plural of solarimeter

plural of solarium

plural of solarium