lunar

[ loo-ner ]

adjective

1. of or relating to the moon:

   the lunar orbit.

2. measured by the moon's revolutions:

   a lunar month.

3. resembling the moon; round or crescent-shaped.
4. of or relating to silver.

noun

1. a lunar observation taken for purposes of navigation or mapping.

lunar

/ ˈluːnə /

adjective

1. of or relating to the moon
2. occurring on, used on, or designed to land on the surface of the moon

   lunar module

3. relating to, caused by, or measured by the position or orbital motion of the moon
4. of or containing silver

lunar

/ lo̅o̅′nər /

1. Relating to the Moon.
2. Measured by the revolution of the Moon around the Earth.

Other Words From

• un·lunar adjective

Word History and Origins

Origin of lunar¹

First recorded in 1585–95, lunar is from the Latin word lūnāris of the moon. See Luna, -ar ¹

Word History and Origins

Origin of lunar¹

C17: from Latin lūnāris, from lūna the moon

Example Sentences

SpaceX has a $4-billion contract to develop a “lunar lander” version of the Starship spacecraft that can return astronauts on the moon as part of its Artemis III mission scheduled for September 2026.

From Los Angeles Times

Still, there are technical challenges, with SpaceX yet to complete the $4-billion Starship lunar lander, which would have to be modified for Mars.

From Los Angeles Times

Russian and Soviet lunar landers used cork to help the rover have grip as it was descending to the surface, he added.

From BBC

So, when Chandrayaan-3 was launched, it orbited the Earth several times before it was sling-shot into the lunar orbit, where it went around the Moon a few times before landing.

From BBC

China has already selected its next group of astronauts and they will train for potential lunar missions as well as to crew the space station.

From BBC

Related Words

• moony