Enter a clue or pattern or both:
The Clue
Outer boundary (9 letter answer)
The Answer
PERIMETER
Tags
Notes
The answer PERIMETER is rarely seen, appearing only about once every 2100 puzzles.
Related Clues
Circumference
Outer border
Outermost limits
Patrol area
Definition
PERIMETER as a noun:
1. (margin, border, perimeter) = the boundary line or the area immediately inside the boundary
2. a line enclosing a plane areas
3. (circumference, perimeter) = the size of something as given by the distance around it