9 Grammatical Pitfalls


[neb-yuh-luh s] /ˈnɛb yə ləs/
hazy, vague, indistinct, or confused:
a nebulous recollection of the meeting; a nebulous distinction between pride and conceit.
cloudy or cloudlike.
of or resembling a nebula or nebulae in deep space; nebular.
Origin of nebulous
late Middle English
1375-1425; late Middle English < Latin nebulōsus full of mist, foggy, cloudy. See nebula, -ous
Related forms
nebulously, adverb
nebulousness, noun
nonnebulous, adjective
nonnebulously, adverb
nonnebulousness, noun
quasi-nebulous, adjective
quasi-nebulously, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for nebulous
  • The voyage is a nebulous concept for them.
  • As a new business, you don't have the marketing dollars to compete against this kind of nebulous competition.
  • Their definitions tend to also be nebulous.
  • The older I get, the more nebulous the terms "logic" and "facts" become.
  • Perhaps thats more nebulous than a classification.
  • That could be one poetic similarity, if a bit nebulous.
  • Negotiation is another nebulous area, as it involves many independent factors to be effective.
  • The arguments are over the nebulous facts of a particular incident.
  • The more nebulous, but arguably more important, is the long-term effect on the future of trade and the world economy.
  • Fairness is a nebulous concept that is different for each person.
British Dictionary definitions for nebulous


lacking definite form, shape, or content; vague or amorphous: nebulous reasons
of, characteristic of, or resembling a nebula
(rare) misty or hazy
Derived Forms
nebulously, adverb
nebulousness, 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
Cite This Source
Word Origin and History for nebulous

late 14c., "cloudy, misty," from Latin nebulosus "cloudy, misty, foggy, full of vapor," from nebula (see nebula). The figurative sense of "hazy, vague, formless" is first attested 1831. Astronomical sense is from 1670s. Related: Nebulously; nebulousness.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for nebulous

Many English speakers likely know this word

Word Value for nebulous

Scrabble Words With Friends

Quotes with nebulous

Nearby words for nebulous