Below you can find the This term is used for the 2 times each year when day & night are of equal length everywhere Jeopardy Words Answer. The answer to This term is used for the 2 times each year when day & night are of equal length everywhere has 7 letters. This clue belongs to the Science category and is part of Jeopardy Word Level 1595. If you scroll near the bottom you will find other clues and answers part of level 1595