adj., vast·er, vast·est.

1. Very great in size, number, amount, or quantity.
2. Very great in area or extent; immense.
3. Very great in degree or intensity. See synonyms at enormous.

n. Archaic.

An immense space.

[Latin vāstus.]

vastly vast'ly adv.
vastness vast'ness n.

adjective

Of extraordinary size and power: behemoth, Brobdingnagian, Bunyanesque, colossal, cyclopean, elephantine, enormous, gargantuan, giant, gigantesque, gigantic, herculean, heroic, huge, immense, jumbo, mammoth, massive, massy, mastodonic, mighty, monster, monstrous, monumental, mountainous, prodigious, pythonic, stupendous, titanic, tremendous. Informal walloping. Slang whopping. See big/small/amount.

adj

Definition: very large; wide in range
Antonyms: bounded, limited, little, narrow, small

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IN BRIEF: Covering a great area.

Put three grains of sand inside a vast cathedral, and the cathedral will be more closely packed with sand than space is with stars. — Sir James Jeans (1877-1946).

Dansk (Danish)
adj. - udbredt, omfattende, umådelig, uhyre, langt overvejende
n. - et omfattende område

Nederlands (Dutch)
enorm, uitgestrekt, enorme ruimte

Français (French)
adj. - vaste, immense, énorme, très grand, extrêmement étendu
n. - immensité

Deutsch (German)
adj. - riesig, gewaltig, überwältigend, unermeßlich, weit
n. - unermeßliche Weite

Ελληνική (Greek)
adj. - απέραντος, αχανής, πελώριος, εκτεταμένος
n. - (το) αχανές

Italiano (Italian)
vasto, immenso, esteso, grande

Português (Portuguese)
adj. - vasto, numeroso
n. - vastidão (f)

Русский (Russian)
простор, обширный, многочисленный, значительный

Español (Spanish)
adj. - inmenso, enorme, vasto, extenso
n. - vastedad, inmensidad

Svenska (Swedish)
adj. - stor, väldig, vidsträckt
n. - oändlighet (poet.)

中文（简体） (Chinese (Simplified))
巨大的, 非常的, 广大的, 广阔无垠的空间, 茫茫

中文（繁體） (Chinese (Traditional))
adj. - 巨大的, 非常的, 廣大的
n. - 廣闊無垠的空間, 茫茫

한국어 (Korean)
adj. - 광대한, 굉장한
n. - 광대한 넓이

日本語 (Japanese)
adj. - 広大な, 莫大な, 非常な, 膨大な

العربيه (Arabic)
‏(صفه) واسع, ضخم, وافر, عظيم‏

עברית (Hebrew)
adj. - ‮גדול, עצום, כביר, נרחב‬
n. - ‮מרחב גדול‬

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