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Synonyms

vast

American  
[vast] / væst /

adjective

vaster, vastest
  1. of very great area or extent; immense.

    the vast reaches of outer space.

    Synonyms:
    stupendous, colossal, gigantic, boundless, measureless
    Antonyms:
    small
  2. of very great size or proportions; huge; enormous.

    vast piles of rubble left in the wake of the war.

  3. very great in number, quantity, amount, etc..

    vast sums of money.

  4. very great in degree, intensity, etc..

    an artisan of vast skill.


noun

  1. Literary. an immense or boundless expanse or space.

vast British  
/ vɑːst /

adjective

  1. unusually large in size, extent, degree, or number; immense

  2. (prenominal) (intensifier)

    in vast haste

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. poetic immense or boundless space

  2. dialect a very great amount or number

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • supervast adjective
  • vastity noun
  • vastly adverb
  • vastness noun

Etymology

Origin of vast

First recorded in 1565–75, from Latin vastus “empty, immense”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some of these frozen worlds, including Saturn's moon Enceladus, are believed to contain vast oceans of liquid water trapped between their icy crust and rocky interiors.

From Science Daily

The vast majority of Public Assembly’s labor is voluntary.

From Los Angeles Times

El Nino can weaken consistent trade winds that blow east to west across the tropical Pacific, influencing weather by affecting the movement of warm water across this vast ocean.

From Barron's

Germany will provide funding and its vast industrial capacity for these projects, while the Ukrainians will bring in war-proven tech, Reiche said.

From The Wall Street Journal

In the case of the vast Australasia field, the crater is thought to lie beneath the ocean.

From Science Daily