lunar

adjective

lu·​nar ˈlü-nər 

 also  -ˌnär

1

: crescent, lunate

who grasps the struggling heifer's lunar horns

—Alexander Pope

2

a

: of, relating to, or resembling the moon

lunar craters

a lunar landscape

b

: designed for use on the moon

lunar vehicles

3

: measured by the moon's revolution

lunar month

Examples of lunar in a Sentence

Recent Examples on the Web

In July of 1969, the Speedmaster famously became the first watch worn on the Moon as Neil Armstrong and Buzz Aldrin set foot on the lunar surface. —Rachel Cormack, Robb Report, 18 Apr. 2024

Meanwhile, China is trying to land its own astronauts on the lunar surface in 2030. —Andrew Paul, Popular Science, 11 Apr. 2024

Word History

Etymology

Middle English, from Latin lunaris, from luna moon; akin to Latin lucēre to shine — more at light

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing lunar

• lunar caustic
• lunar eclipse
• lunar module
• lunar month

Kids Definition

lunar

adjective

lu·​nar ˈlü-nər 

1

: of, relating to, or resembling the moon

lunar craters

a lunar landscape

2

: measured by the moon's revolution

lunar month

Medical Definition

lunar

adjective

lu·​nar

ˈlü-nər also -ˌnär

: lunate