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

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 Back in 1967, before Neil Armstrong even set foot on the moon, the Hilton hotel chain was planning a lunar hotel with rooms underneath the moon's surface. Maureen O'hare, CNN, 7 May 2022 It is topped with ancient mythological figures, including the sarimanok, a bird that guides the harvest seasons, and the naga, a serpent-like dragon associated with lunar and solar eclipses. Alex Wigglesworth, Los Angeles Times, 7 May 2022 After the lunar material arrived in Maryland, they were placed in a freezer. Elizabeth Gamillo, Smithsonian Magazine, 6 May 2022 So look out for the next lunar cycle, or catch Kwenders on tour next year. New York Times, 5 May 2022 The first mission, known as Artemis I, calls for sending Orion into lunar orbit without any astronauts. Washington Post, 5 May 2022 Behind them, Keith Strickland, in penguin tails and a black top hat adorned with neon curlicues, yanks lunar leads and clamoring rhythms from his guitar. Karen Schoemer, SPIN, 1 May 2022 After decades of training and research, the mission to create the first lunar colony is about to launch with Anderson as lead astronaut. Manori Ravindran, Variety, 29 Apr. 2022 This upper stage will have the capacity to send both the Orion spacecraft and cargo into lunar orbit at the same time. Eric Berger, Ars Technica, 22 Apr. 2022 See More

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.

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

Learn More About lunar

Time Traveler for lunar

Time Traveler

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

See more words from the same century

Dictionary Entries Near lunar

Luna Park


lunar appulse

See More Nearby Entries 

Statistics for lunar

Last Updated

12 May 2022

Cite this Entry

“Lunar.” Dictionary, Merriam-Webster, Accessed 18 May. 2022.

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More Definitions for lunar


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

More from Merriam-Webster on lunar

Nglish: Translation of lunar for Spanish Speakers

Britannica English: Translation of lunar for Arabic Speakers


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