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
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Blue Origin, the space exploration company founded by Jeff Bezos, also holds a multibillion NASA contract to develop a vehicle capable of ferrying astronauts from deep space to the lunar surface.—Jackie Wattles, CNN Money, 9 Feb. 2026 With China’s lunar program picking up speed, the pressure is on for the US to reclaim the lunar surface — a destination that has remained untouched by humans for over 50 years.—Mrigakshi Dixit, Interesting Engineering, 9 Feb. 2026 In a February 2 blog post, Musk wrote that the latter project, combined with Starship, could eventually lead to manufacturing and launching satellites from the lunar surface.—Claire Cameron, Scientific American, 9 Feb. 2026 The new plan aligns more closely with NASA's Artemis program, which will use SpaceX's Starship for the Artemis 3 lunar landing.—Eric Lagatta, USA Today, 9 Feb. 2026 See All Example Sentences for lunar
Word History
Etymology
Middle English lunare, borrowed from Latin lūnāris "of the moon, crescent-shaped," from lūna "moon" + -āris-ar; lūna going back to Indo-European *lou̯k-s-neh2, derivative of the verb stem *leu̯k- "become bright," whence also Old Church Slavic luna "moon," Russian luná, Old Prussian lauxnos "stars," Armenian lusin "moon"; from a stem *lou̯k-s-no- Old Irish lúan in día lúain "Monday," Avestan raoxšna- "light," (with presumed zero-grade) Greek lýkhnos "lamp" — more at light entry 1