from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Very great in size, number, amount, or quantity.
- adj. Very great in area or extent; immense.
- adj. Very great in degree or intensity. See Synonyms at enormous.
- n. Archaic An immense space.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Very large or wide (literally or figuratively).
- adj. Very great in size, amount, degree, intensity, or especially extent.
- n. A vast space.
from the GNU version of the Collaborative International Dictionary of English
- adj. Waste; desert; desolate; lonely.
- adj. Of great extent; very spacious or large; also, huge in bulk; immense; enormous.
- adj. Very great in numbers, quantity, or amount.
- adj. Very great in force; mighty.
- adj. Very great in importance.
- n. A waste region; boundless space; immensity.
from The Century Dictionary and Cyclopedia
- Wide and vacant or unoccupied; waste; desolate; lonely.
- Being of great extent or size; very spacious or large; enormous; massive; immense.
- Very great in quantity, number, or amount.
- Very great as to degree, intensity, difficulty of accomplishment, importance, etc.; mighty: used also in exaggerated colloquial speech, being much affected in the eighteenth century.
- Synonyms Spacious.
- 3 and Colossal, gigantic, prodigious, tremendous, stupendous.
- n. A boundless waste or space; immensity.
- n. A great deal; a large quantity or number.
- n. The darkness of night, in which the prospect is not bounded in by distinct objects: only in the following passage.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. unusually great in size or amount or degree or especially extent or scope
Latin vāstus.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin vastus ("void, immense"). (Wiktionary)