#1
circumference n. [
perimeter] the size of something as given by the distance around it
. wn #2
circumference n. [
circuit] 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"
. wn #3
circumference n. the length of the closed curve of a circle
. wn