päiväntasaus

listen_20 päiväntasaus

MEANING:

Noun: (Calendar term) equinox

DERIVED FROM:

Päiväntasaus comes from päivän ‎(of the day) +‎ tasaus ‎(equalization).

EXTRA CREDIT:

Today is kevätpäiväntasaus, the spring equinox. An equinox is an astronomical event in which the plane of Earth’s equator passes through the center of the Sun, and day and night are approximately equal all over the planet.