\ ˈvast How to pronounce vast (audio) \

Definition of vast

 (Entry 1 of 2)

: very great in size, amount, degree, intensity, or especially in extent or range vast knowledge a vast expanse



Definition of vast (Entry 2 of 2)

: a boundless space the vast of heaven— John Milton

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Other Words from vast


vastness \ ˈvas(t)-​nəs How to pronounce vastness (audio) \ noun

Choose the Right Synonym for vast


enormous, immense, huge, vast, gigantic, colossal, mammoth mean exceedingly large. enormous and immense both suggest an exceeding of all ordinary bounds in size or amount or degree, but enormous often adds an implication of abnormality or monstrousness. an enormous expense an immense shopping mall huge commonly suggests an immensity of bulk or amount. incurred a huge debt vast usually suggests immensity of extent. the vast Russian steppes gigantic stresses the contrast with the size of others of the same kind. a gigantic sports stadium colossal applies especially to a human creation of stupendous or incredible dimensions. a colossal statue of Lincoln mammoth suggests both hugeness and ponderousness of bulk. a mammoth boulder

Examples of vast in a Sentence

Adjective She has a vast amount of knowledge on this subject. The policy is supported by the vast majority of citizens. a vast expanse of land
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Recent Examples on the Web: Adjective Vision 2030’s flagship project is a vast, high-tech business zone in northwestern Saudi Arabia called NEOM that will cost $500 billion. Adrian Croft, Fortune, "Why Saudi Arabia Might be Having Seller’s Remorse Over the Imminent Saudi Aramco IPO," 30 Nov. 2019 In Seattle, a vast campus for Amazon — a poster child for global capitalism — has emerged. Washington Post, "Impact of WTO protests in Seattle still felt 2 decades later," 29 Nov. 2019 Residents accuse Congolese and UN forces of not doing enough to protect civilians from the rebels who fight for control of the region’s vast mineral wealth. BostonGlobe.com, "Rebel attacks in eastern Congo kill several Ebola responders - The Boston Globe," 29 Nov. 2019 Among other concerns is that Black Friday could hurt small businesses that do not have the vast marketing budgets and online sales presence of big retail chains or multinationals. CBS News, "As Black Friday goes global, some want to ban it," 29 Nov. 2019 Among other concerns is that Black Friday could hurt small businesses that do not have the vast marketing budgets and online sales presence of big retail chains or multinationals. Sylvie Corbet, chicagotribune.com, "The world did not celebrate Thanksgiving yesterday. But Black Friday? Mais oui!," 29 Nov. 2019 In return, the Kremlin gains strategic influence and preferential access to the continent's vast natural wealth, from gas to gold. Tim Lister And Sebastian Shukla, CNN, "Russian mercenaries fight shadowy battle in gas-rich Mozambique," 29 Nov. 2019 Until the founding of the modern state by the Saud family in the early 20th century, the vast Arabian Peninsula was inhabited mainly by nomadic groups living a traditional lifestyle that hadn’t changed much in thousands of years. Wired, "Photo Gallery: Wild Juxtapositions of Saudi Arabia Modern and Ancient," 26 Nov. 2019 From tea house ceremonies to overnight plantation stays, there are plenty of ways to experience Taiwan's vast tea culture for yourself. Laura Kiniry, Smithsonian, "How to Tea-Taste Your Way Through Taiwan," 26 Nov. 2019 Recent Examples on the Web: Noun Furthermore, it could be easily scaled up, thereby opening vasts swaths of the universe to observation without the hefty price tag associated with building large, solid telescopes. Daniel Oberhaus, WIRED, "New Space Telescopes Could Look Like Giant Beach Balls," 11 June 2019 That is a more ticklish argument: the obstruction laws are complicated and the ambit of presidential power vast. The Economist, "Donald Trump’s powers are not quite as vast as his lawyers claim," 7 June 2018 As a Cold War-era child who did drop-and-cover nuclear-attack drills under my desk, I’d been ingrained with ominous, gray images of Soviet military tanks rolling through the vast cobbled landmark. Norma Meyer, sandiegouniontribune.com, "Beauty, history, people make Russia trip memorable," 20 Sep. 2017 Near Potsdam, and a stone’s throw from the breathtaking gardens of Sanssouci Palace, lies Templiner See: Vast and choppy, there’s a seaside holiday vibe in the air. Alexandra Pereira, CNT, "Why Swimming Is the Ultimate Berlin Summer Pastime," 9 Aug. 2017 A clatter of gunshots suggested the worst The Brillante was built like two rectangles joined at a right angle: one vast, flat, hollow shape that held the liquid cargo, and one smaller, upright stack that contained mechanical systems and crew spaces. Bloomberg.com, "The Hijacking of the Brillante Virtuoso," 27 July 2017 Vast and growing databases compiled for commerce and policing are also for sale to politicians and their strategists, who can now know more about you than your spouse or parents. Nina Burleigh, Newsweek, "How Big Data Mines Personal Info to Craft Fake News and Manipulate Voters," 8 June 2017 Vast sums must be invested to build refineries and smelters to turn that ore into metal. James R. Hagerty, WSJ, "Alcan CEO David Culver Bet on Aluminum and Quebec," 10 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vast.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of vast


1585, in the meaning defined above


1604, in the meaning defined above

History and Etymology for vast


borrowed from Latin vāstus or vastus "devoid of habitation, desolate, dreary," also, "of great size, immense," probably in part continuing Indo-European *h1u̯eh2-sto- (whence Old High German wuosti "empty, deserted," Old English wēste, Old Irish fás), in part conflated with another base *wast- of uncertain origin


noun derivative of vast entry 1, perhaps by analogy with deep entry 1, deep entry 3

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Last Updated

3 Dec 2019

Cite this Entry

“Vast.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/vaster. Accessed 16 December 2019.

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More Definitions for vast

How to pronounce vast (audio)

English Language Learners Definition of vast

: very great in size, amount, or extent
\ ˈvast How to pronounce vast (audio) \

Kids Definition of vast

: very great in size or amount vast stretches of land She has vast experience.

Other Words from vast

vastly adverb
vastness noun

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More from Merriam-Webster on vast

Thesaurus: All synonyms and antonyms for vast

Rhyming Dictionary: Words that rhyme with vast

Spanish Central: Translation of vast

Nglish: Translation of vast for Spanish Speakers

Britannica English: Translation of vast for Arabic Speakers

Comments on vast

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having a smooth flowing sound

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