Expanse

n.	1.	That which is expanded or spread out; a wide extent of space or body; especially, the arch of the sky. Lights . . . high in the expanse of heaven. - Milton. The smooth expanse of crystal lakes. - Pope.
v. t.	1.	To expand. That lies expansed unto the eyes of all. - Sir. T. Browne.

Noun	1.	expanse - a wide scope; "the sweep of the plains" Synonyms: sweep
	2.	expanse - the extent of a 2-dimensional surface enclosed within a boundary; "the area of a rectangle"; "it was about 500 square feet in area" Synonyms: surface area, area
	3.	expanse - a wide and open space or area as of surface or land or sky

acreage, ampleness, amplitude, area, beam, bigness, body, boundlessness, breadth, broadness, bulk, caliber, compass, continuum, coverage, depth, diameter, dimension, dimensions, distance, distance across, domain, emptiness, empty space, enormity, enormousness, expansion, extension, extent, field, formidableness, fullness, galactic space, gauge, gigantism, girth, grandeur, grandness, great scope, greatness, height, hugeness, immensity, infinite space, infinity, intensity, interstellar space, largeness, latitude, length, length and breadth, magnitude, mass, measure, measurement, might, mightiness, muchness, nothingness, orbit, outer space, plenitude, power, prodigiousness, proportion, proportions, radius, range, reach, scale, scope, size, space, span, spatial extension, sphere, spread, strength, stretch, stupendousness, superficial extension, surface, sweep, territory, tract, tremendousness, vastness, void, volume, wideness, width