Meaning of SOLAR in English

SOLAR

so ‧ lar /ˈsəʊlə $ ˈsoʊlər/ BrE AmE adjective [only before noun]

[ Date: 1400-1500 ; Language: Latin ; Origin: solaris , from sol 'sun' ]

1 . relating to the sun ⇨ lunar :

a solar eclipse

2 . using the power of the sun’s light and heat:

solar energy

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.