eclipse

ECLIPSE noun

[ C ] uk/ɪˈklɪps/ us
a situation in which the sun is covered by the moon, or the moon is covered by the Earth's shadow (= dark area)

затмение
a solar/lunar eclipse
eclipse verb [ T ] uk/ɪˈklɪps/ us eclipse verb [T]
(MOON/SUN)

to make an eclipse of the moon or sun

затемнять, закрывать (о небесном теле)