heliostats
/ˈhiːlioʊˌstæts/
noun
- Plural of heliostat; multiple devices that reflect sunlight in a fixed direction.
- The desert solar farm's heliostats glinted brightly in the morning light.
- The field was covered with hundreds of heliostats, all angled toward the tower.
- Modern heliostats are computer-controlled for precise tracking of the sun.