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Synonyms

nebulous

American  
[neb-yuh-luhs] / ˈnɛb yə ləs /

adjective

  1. hazy, vague, indistinct, or confused.

    a nebulous recollection of the meeting; a nebulous distinction between pride and conceit.

  2. cloudy or cloudlike.

  3. of or resembling a nebula or nebulae in deep space; nebular.


nebulous British  
/ ˈnɛbjʊləs /

adjective

  1. lacking definite form, shape, or content; vague or amorphous

    nebulous reasons

  2. of, characteristic of, or resembling a nebula

  3. rare misty or hazy

"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

  • nebulously adverb
  • nebulousness noun
  • nonnebulous adjective
  • nonnebulously adverb
  • nonnebulousness noun
  • quasi-nebulous adjective
  • quasi-nebulously adverb

Etymology

Origin of nebulous

First recorded in 1375–1425; late Middle English, from Latin nebulōsus “full of mist, foggy, cloudy,” from nebul(a) “cloud, mist, vapor” ( nebula ) + -ōsus -ous

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.

By midday Friday, it remained unclear when the partial shutdown would end, as lawmakers left Washington for a security conference in Munich and progress between Democratic and White House negotiators remained nebulous.

From Los Angeles Times

The Virgin is opening her arms, about to begin her rise through this nebulous, spiraling vortex toward heaven’s golden, empyrean light.

From The Wall Street Journal

We play by a code of conduct, that nebulous thing we have reified as “international law.”

From The Wall Street Journal

Since the last conscript passed out in 2001 there have been various, nebulous attempts to retain something of the spirit of military service, which proponents said fostered a sense of cohesion and equality.

From BBC

The museum’s nebulous, careful positioning in many ways mirrors the politics that may have buried Kelly’s and Johnson’s involvement six decades ago.

From Los Angeles Times