lu·​nar | \ ˈlü-nər also -ˌnär How to pronounce lunar (audio) \

Definition of lunar

1 : crescent, lunate who grasps the struggling heifer's lunar horns— Alexander Pope
2a : 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

The exhibit includes many artifacts on loan from the Smithsonian Air and Space Museum, including the command module Columbia, which orbited the moon while astronauts Neil Armstrong and Buzz Aldrin landed on lunar surface on July 20, 1969. Greg Gilbert, The Seattle Times, "Apollo 11 command module comes to Seattle’s Museum of Flight as part of a truly out-of-this-world exhibit," 12 Apr. 2019 The slight increase in lunar temperature that was observed in the 1970s likely won’t harm the moon. Brigit Katz, Smithsonian, "Astronauts’ Footprints May Have Warmed the Moon," 14 June 2018 But the mission still faces numerous challenges ahead, according to project manager Zhang, including multiple adjustments to its final orbit, braking near the moon and taking advantage of the lunar gravity. Steven Jiang, CNN, "China launches satellite as part of mission to explore moon's dark side," 21 May 2018 But the space environment is not always the same, and factors such as solar radiation pressure and lunar gravity can change a satellite’s speed. Joe Pappalardo, Popular Mechanics, "How a Syrian Airstrike Got Help From Space," 24 Apr. 2018 There is no target date for achieving this, but in 2016 an official speculated that a Chinese citizen might step on the lunar surface within 15 to 20 years. The Economist, "Hainan aims highChina’s ambitions in space are growing," 20 Jan. 2018 And all of this takes place with a celebration of the lunar phase called a full moon ritual. Blake Bakkila, Good Housekeeping, "How to Create Your Own Full Moon Ritual, According to an Expert," 5 Mar. 2019 Despite the implication behind its somewhat complicated name, a super snow moon is actually just one lunar event. Kelly O'sullivan, Country Living, "A Super Snow Moon Is Coming Next Week," 16 Feb. 2019 As the sun sets on Wednesday, June 27, stargazers will be able to catch sight of an annual lunar event known as the Strawberry Moon. Megan Mccluskey, Time, "Here's the Best Time to See the One-and-Only Strawberry Moon of 2018," 27 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lunar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lunar

15th century, in the meaning defined at sense 1

History and Etymology for lunar

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

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Statistics for lunar

Last Updated

14 May 2019

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Time Traveler for lunar

The first known use of lunar was in the 15th century

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More Definitions for lunar



English Language Learners Definition of lunar

: of or relating to the moon


lu·​nar | \ ˈlü-nər How to pronounce lunar (audio) \

Kids Definition of lunar

1 : of or relating to the moon lunar rock
2 : measured by the revolutions of the moon a lunar month


lu·​nar | \ ˈlü-nər also -ˌnär\

Medical Definition of lunar

: lunate

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More from Merriam-Webster on lunar

Rhyming Dictionary: Words that rhyme with lunar

Spanish Central: Translation of lunar

Nglish: Translation of lunar for Spanish Speakers

Britannica English: Translation of lunar for Arabic Speakers

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