• synonyms


[vey-per-uh s]
See more synonyms for vaporous on Thesaurus.com
  1. having the form or characteristics of vapor: a vaporous cloud.
  2. full of or abounding in vapor; foggy; misty: a vaporous twilight.
  3. producing or giving off vapor: a vaporous bog.
  4. dimmed or obscured with vapor: a low valley surrounded by vaporous mountains.
  5. unsubstantial; diaphanous; airy: vaporous fabrics; vaporous breezes.
  6. vaguely formed, fanciful, or unreliable: vaporous promises.
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Origin of vaporous

First recorded in 1520–30; vapor + -ous
Related formsva·por·ous·ly, adverbva·por·ous·ness, va·por·os·i·ty [vey-puh-ros-i-tee] /ˌveɪ pəˈrɒs ɪ ti/, nounnon·va·por·os·i·ty, nounnon·va·por·ous, adjectivenon·va·por·ous·ly, adverbnon·va·por·ous·ness, nounun·va·por·os·i·ty, nounun·va·por·ous, adjectiveun·va·por·ous·ly, adverbun·va·por·ous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for vaporous

misty, smoggy, vapory, airy, wispy, aerial, ethereal, fleeting, foggy, hazy, insubstantial, vague, volatile

Examples from the Web for vaporous

Historical Examples of vaporous

  • It is an element which has no right to this country, except in a solid or vaporous state.

    The Field of Ice

    Jules Verne

  • The air is close and vaporous; the domed chamber is damp and musty.

  • Under this vaporous pall, the fighting was sharp and desperate.

  • She was standing in the corridor, looking out at the vaporous English landscape.

  • How quiet it looked, and, under that vaporous veil, how profound and inscrutable!

British Dictionary definitions for vaporous


  1. resembling or full of vapour
  2. another word for vaporific
  3. lacking permanence or substance; ephemeral or fanciful
  4. given to foolish imaginings
  5. dulled or obscured by an atmosphere of vapour
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Derived Formsvaporously, adverbvaporousness or vaporosity (ˌveɪpəˈrɒsɪtɪ), noun
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

Word Origin and History for vaporous


late 14c., from Latin vaporus, from vapor (see vapor).

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Online Etymology Dictionary, © 2010 Douglas Harper