Enter a clue or pattern or both:
The Clue
Calendar or chant (9 letter answer)
The Answer
GREGORIAN
Tags
Notes
The answer GREGORIAN is so rare that it appears less than once every 2500 puzzles.
Definition
GREGORIAN as an adjective:
1. of or relating to Pope Gregory I or to the plainsong chants of the Roman Catholic Church
2. of or relating to Pope Gregory XIII or the calendar he introduced in 1582