2. Of great extent; very spacious or large; also, huge in bulk; immense; enormous; as, the vast ocean; vast mountains; the vast empire of Russia. Through the vast and boundless deep. Milton.
3. Very great in numbers, quantity, or amount; as, a vast army; a vast sum of money.
4. Very great in importance; as, a subject of vast concern.
Syn.
— Enormous; huge; immense; mighty.
VAST
Vast, n.
Defn: A waste region; boundless space; immensity. "The watery vast."
Pope.
Michael bid sound The archangel trumpet. Through the vast of heaven
It sounded. Milton.
VASTATION Vas*ta"tion, n. Etym: [L. vastatio, fr. vastare to lay waste, fr. vastus empty, waste.]
Defn: A laying waste; waste; depopulation; devastation. [Obs.] Bp.
Hall.
VASTEL
Vas"tel, n.
Defn: See Wastel. [Obs.] Fuller.