vast

noun

Acronym of visual audio sensory theater.

(ESA, volcanology) Acronym of volcanic ash strategic initiative team.

(poetic) A vast space.

adjective

Very large or wide (literally or figuratively).

Very great in size, amount, degree, intensity, or especially extent.

(obsolete) Waste; desert; desolate; lonely.

Roots

vastusvast- · Latin · empty, desolate

Words related to vast

vastyadj vastitude vastnessn immensenessn expansen immensityn hugestn sizablenessn ginormousadj hugern illimitableadj giganticallyadv prodigiousnessn considerableadj hugenessn extensivenessn enormousnessn illimitablyadv multitudinousadj

Synonyms & related words for vast

Find synonyms, related words, and the definition of vast — including immense, huge, enormous, extensive, humongous, tremendous. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to vast

Explore words related to vast — words associated with it, words that go with it, and its nearest matches in meaning. Related words include vasty, vastitude, vastness, immenseness, expanse, immensity, hugest, sizableness. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for vast

Common synonyms for vast include immense, huge, enormous, extensive, humongous, tremendous, gigantic, massive — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does vast come from?

The word vast breaks down into one root of Latin origin: the root vast-, from Latin vastus (“empty, desolate”). Explore each root to see other English words built from the same source.