Meaning of “eclipse” - Learner’s Dictionary

eclipse

verb [ T ] uk us /ɪˈklɪps/
MAKE LESS

to make another person or thing seem much less important, good, or famous:

[ often passive ] Braque was somewhat eclipsed by Picasso.
MOON/SUN

to make an eclipse of the moon or sun

(Definition of “eclipse verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)