Spring Solar Event That Begins on March 20th

This page is the CodyCross answer for the clue below from Working From Home, Group 1231, Puzzle 5 (Adequate Lighting).

Question is: Spring Solar Event That Begins on March 20th

and the answer is: EQUINOX

Word Meaning:

EQUINOX — One of two times in the year (one in March and the other in September) when the length of the day and the night are equal, which occurs when the sun is directly overhead at the equator; this marks the beginning of spring in one hemisphere and autumn in the other.

Definitions from Wiktionary.

Spring Solar Event That Begins On March 20th - Working From Home CodyCross Answers | CodyCross Solutions