1. (n.) A vast, wide, continuous area, as the expanse of the plains\; extent of space or body; especially, the arch of the sky.

2. (v. t.) To expand.

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