Enter a clue or pattern or both:
The Clue
Significant event (9 letter answer)
The Answer
MILESTONE
Tags
Notes
The answer MILESTONE is rarely seen, appearing only about once every 1800 puzzles.
Related Clues
Turning 50, e.g.
Centennial, e.g.
Event worth celebrating
Definition
MILESTONE as a noun:
1. (milestone, milepost) = stone post at side of a road to show distances
2. a significant event in your life (or in a project)