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Synonyms

exhaustive

American  
[ig-zaws-tiv] / ɪgˈzɔs tɪv /

adjective

  1. exhausting exhausting a subject, topic, etc.; comprehensive; thorough.

    He published an exhaustive study of Greek vases.

  2. tending to exhaust or drain, as resources or strength.

    a protracted, exhaustive siege of illness.


exhaustive British  
/ ɪɡˈzɔːstɪv /

adjective

  1. comprehensive in scope; thorough

    an exhaustive survey

  2. tending to exhaust

"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

  • exhaustively adverb
  • exhaustiveness noun
  • nonexhaustive adjective
  • nonexhaustively adverb
  • nonexhaustiveness noun
  • unexhaustive adjective
  • unexhaustively adverb

Etymology

Origin of exhaustive

First recorded in 1780–90; exhaust + -ive

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.

Mr. Lewis is alternately magnetized and repulsed by Sellers and goes to exhaustive lengths to comprehend him, eventually resorting to quoting Sellers—a believer in the power of the Ouija board—via a spiritual medium.

From The Wall Street Journal • Mar. 12, 2026

It's far from an exhaustive list and feel free to leave your own comments below.

From BBC • Jan. 10, 2026

Local media's accounting of the protests is not exhaustive, and state-run outlets have downplayed their coverage of the demonstrations, while videos flooding social media are often impossible to verify.

From Barron's • Jan. 5, 2026

Though this list isn’t exhaustive by any means, and not all dates have been announced, there’s plenty to start penciling into your calendar.

From Los Angeles Times • Jan. 2, 2026

Eventually I would understand that she didn’t mean the list as exhaustive, something complete, in any way the sum of my character or nature.

From "Native Speaker" by Chang-rae Lee