DictionarylunarMoon-related
adjective

lunar

LOO-ner/ˈluːnər/

Relating to the moon.

The lunar surface shows craters and dark plains.

A large, clearly recognizable Moon with visible dark maria and cratered highlands, accompanied by a restrained enlarged detail of its cratered surface to emphasize lunar features.
Etymology

The pieces give the literal meaning “relating to the moon.” English also used the word for a crescent shape, connecting the moon's visible outline with things that resemble it.

In context

Spark9:11
the moon takes on a coppery color when it's not so clear the result is a dark crimson or even brownish lunar eclipse
Solar Eclipse Reveals The Truth About Earth

More examples

  • They studied lunar rocks.
  • The mission entered lunar orbit.
  • She followed the lunar cycle.

Forms

lunar

moon noun — Earth’s natural satellite

Similar words

solar
Relates to the sun rather than the moon.
celestial
Relates to heavenly bodies generally.