noun
total eclipse; totality
Astronomy term for a total eclipse, especially of the sun or moon. Often used in compounds like 皆既日食 (total solar eclipse) or 皆既月食 (total lunar eclipse).
皆既日食は数分間しか続かない。
A total solar eclipse lasts only a few minutes.
次の皆既月食は来年見られる。
The next total lunar eclipse can be seen next year.