Synonyms and related words :
acreage, ambit, amplitude, area, bigness, body, breadth, bulk, caliber, circle, compass, confines, continuum, coverage, depth, diameter, dimensions, emptiness, empty space, expanse, expansion, extension, extent, field, galactic space, gauge, girth, greatness, height, infinite space, interstellar space, largeness, length, magnitude, mass, measure, measurement, nothingness, outer space, proportion, proportions, radius, range, reach, scale, scope, size, space, spatial extension, sphere, spread, superficial extension, surface, tract, void, volume, width