peri·​lune ˈper-ə-ˌlün How to pronounce perilune (audio)
: the point in the path of a body orbiting the moon that is nearest to the center of the moon compare apolune

Word History


peri- + Latin luna moon — more at lunar

First Known Use

1960, in the meaning defined above

Time Traveler
The first known use of perilune was in 1960

Dictionary Entries Near perilune

Cite this Entry

“Perilune.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!