316. Materiality -- N. materiality, materialness; corporeity , corporality ; substantiality, substantialness, flesh and blood, plenum; physical condition.
317. Immateriality -- N. immateriality, immaterialness; incorporeity , spirituality; inextension ; astral plane.
318. World -- N. world, creation, nature, universe; earth, globe, wide world; cosmos; kosmos ; terraqueous globe , sphere; macrocosm, megacosm ; music of the spheres.
319. Gravity -- N. gravity, gravitation; weight; heaviness &c adj.; specific gravity; pondorosity , pressure, load; burden, burthen ; ballast, counterpoise; lump of, mass of, weight of.
320. Levity -- N. levity; lightness &c adj.; imponderability, buoyancy, volatility.