solar

Meanings

1. 1
   adj

   Relating to the sun.

   We watched a total solar eclipse from the hilltop.

2. 2
   adj

   Using the sun's energy as power.

   They installed solar panels on the roof to save on electricity.

Common collocations

• solar cell Adjective + noun

From Middle English solar, soler; from a conflation of Old English soler, solere (“raised platform; loft, upper room, upper part of a house, soler”), from Latin sōlārium; and Old English solor, salor (“residence, dwelling; hall; palace”), from Proto-West Germanic *salaʀ, from Proto-Germanic *salaz, *salą (“house, room, hall”). More at sale.

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