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Elementary Dictionary
       

vast

 
 
pronunciation:
vaest
features:
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part of speech: adjective
inflections: vaster, vastest
definition 1: If something is vast, it is very large and wide. It covers a very large area.
The Sahara is a vast desert in the northern part of Africa.
synonyms:
great, tremendous
antonyms:
tiny
similar words:
enormous, huge, large, massive, wide
definition 2: A vast number of things is a very large number of them. If a vast number of people watched a certain movie, then many, many people watched it, maybe millions.
There are a vast number of stars in our galaxy.
synonyms:
great, large, tremendous
similar words:
enormous, huge
derivations: vastly (adv.), vastness (n.)
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  measurement, outer space, space