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Synonyms

unsatisfactory

American  
[uhn-sat-is-fak-tuh-ree] / ˌʌn sæt ɪsˈfæk tə ri /

adjective

  1. not satisfactory; not satisfying or meeting one's demands; inadequate.

    Synonyms:
    insufficient, disappointing

unsatisfactory British  
/ -trɪ, ˌʌnsætɪsˈfæktərɪ /

adjective

  1. not adequate or suitable; unacceptable

"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

  • unsatisfactorily adverb
  • unsatisfactoriness noun

Etymology

Origin of unsatisfactory

First recorded in 1630–40; un- 1 + satisfactory

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.

International Cricket Council referee Jeff Crowe is yet to deliver his assessment of the pitch, which if handed an "unsatisfactory" rating would see the venue slapped with a demerit point.

From Barron's • Dec. 29, 2025

If they don’t respond on time or if their response is unsatisfactory, they can be penalized.

From The Wall Street Journal • Dec. 20, 2025

If, like my wife, you find that frustrating and unsatisfactory, the brand-name medical center offers you a pile of word jerky to chew on while you get your checkbook out.

From The Wall Street Journal • Oct. 21, 2025

Her daughter gave her an unsatisfactory reply: “Mom, nobody knows.”

From Los Angeles Times • Oct. 17, 2025

Though this exchange did not remain in my mind for long, I was puzzled, and even more so by the twins’ unsatisfactory manner when I asked about it.

From "The Secret History" by Donna Tartt