perilune

noun
peri·​lune | \ˈper-ə-ˌlün \

Definition of perilune 

: the point in the path of a body orbiting the moon that is nearest to the center of the moon — compare apolune

First Known Use of perilune

1960, in the meaning defined above

History and Etymology for perilune

peri- + Latin luna moon — more at lunar

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The first known use of perilune was in 1960

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