solaire
solar
adjective soh-LEHR Rare
Origin: From Latin solaris, from sol (sun).
Usage Note
Solaire is invariable in gender — le système solaire, l'énergie solaire. Beyond astronomy, it is widely used for solar energy products and sunscreen (crème solaire). The phrase protection solaire refers to sun protection factor (SPF) on cosmetics.
Examples
"Ils ont installé des panneaux solaires."
Natural Translation
They installed solar panels.

Free starter pack
Building your French vocabulary?
Get the 100 most common French words as a free PDF — one email, no spam.
Related Words
Explore French by topic
FrenchNow
6 min read