Circumference

n.	1.
	1.	The line that goes round or encompasses a circular figure; a periphery.
	2.	A circle; anything circular. His ponderous shield . . . Behind him cast. The broad circumference Hung on his shoulders like the moon. - Milton.
	3.	The external surface of a sphere, or of any orbicular body.
v. t.	1.	To include in a circular space; to bound.

Noun	1.	circumference - the size of something as given by the distance around it Synonyms: perimeter
	2.	circumference - the length of the closed curve of a circle

O, ambit, annular muscle, annulus, areola, aureole, boundaries, boundary, bounds, bourns, chaplet, circle, circuit, circumscription, circus, closed circle, compass, confines, coordinates, corona, coronet, cortex, covering, crown, crust, cycle, diadem, discus, disk, edges, envelope, epidermis, eternal return, exterior, external, facade, face, facet, fairy ring, fringe, fringes, front, garland, glory, halo, integument, lasso, limitations, limits, lineaments, logical circle, loop, looplet, magic circle, marches, margin, metes, metes and bounds, noose, orbit, outer face, outer layer, outer side, outer skin, outline, outlines, outside, outskirts, pale, parameters, radius, rim, rind, ring, rondelle, round, roundel, saucer, shell, skin, skirts, sphincter, superficies, superstratum, surface, top, verges, vicious circle, wheel, wreath