Vast

a.	1.
	1.	Waste; desert; desolate; lonely. The empty, vast, and wandering air. - Shak.
	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 force; mighty; as, vast labor.
	5.	Very great in importance; as, a subject of vast concern.
n.	1.	A waste region; boundless space; immensity. Michael bid sound The archangel trumpet. Through the vast of heaven It sounded. - Milton.

Adj.

1.

vast - unusually great in size or amount or degree or especially extent or scope; "huge government spending"; "huge country estates"; "huge popular demand for higher education"; "a huge wave"; "the Los Angeles aqueduct winds like an immense snake along the base of the mountains"; "immense numbers of birds"; "at vast (or immense) expense"; "the vast reaches of outer space"; "the vast accumulation of knowledge...which we call civilization"- W.R.Inge Synonyms: huge, immense, Brobdingnagian

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