eclipse
noun
\ i-ˈklips
\
\
Definition of eclipse
(Entry 1 of 2)
1a
: the total or partial obscuring of one celestial body by another
b
: the passing into the shadow of a celestial body — compare occultation, transit
2
: a falling into obscurity or decline
also
: the state of being eclipsed
his reputation has fallen into eclipse
3
: the state of being in eclipse plumage