circumference
noun
1. the size of something as given by the distance around it
Similar word(s): perimeter
Definition categories: attribute, size
2. the boundary line encompassing an area or object
- he had walked the full circumference of his land
- a danger to all races over the whole circumference of the globe
Similar word(s): circuit
Definition categories: location, border, borderline, delimitation, mete
3. the length of the closed curve of a circle
verb
1. (obsolete, transitive) To include in a circular space; to bound.