Enter a clue or pattern or both:
The Clue
June and December occurrences (9 letter answer)
The Answer
SOLSTICES
Tags
Notes
The answer SOLSTICES is so rare that it appears less than once every 2500 puzzles.
Definition
SOLSTICE as a noun:
1. either of the two times of the year when the sun is at its greatest distance from the celestial equator