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Synonyms

unconventional

American  
[uhn-kuhn-ven-shuh-nl] / ˌʌn kənˈvɛn ʃə nl /

adjective

  1. not conventional; not bound by or conforming to convention, rule, or precedent; free from conventionality.

    an unconventional artist; an unconventional use of material.

    Synonyms:
    atypical, idiosyncratic, individualistic, eccentric

unconventional British  
/ ˌʌnkənˈvɛnʃənəl /

adjective

  1. not conforming to accepted rules or standards

"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

  • unconventionalist noun
  • unconventionality noun
  • unconventionally adverb

Etymology

Origin of unconventional

First recorded in 1830–40; un- 1 + conventional

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.

For three seasons, Jimmy, a therapist grieving the loss of his wife, has used unconventional methods —think taking someone with aggression issues to a boxing ring — to get through to his patients.

From Los Angeles Times • Apr. 9, 2026

Producer Robin Hiley, whose wife is a palliative care doctor, acknowledged that the failure of antibiotics might seem an unconventional subject for musical theatre.

From BBC • Apr. 5, 2026

If the conflict continues to escalate, with growing economic costs and American casualties, Mr. Trump might respond with unconventional escalations of his own.

From The Wall Street Journal • Mar. 30, 2026

The SpaceX IPO will be just as unconventional as Musk himself.

From MarketWatch • Mar. 27, 2026

They are repeatedly reminded that they must have some sort of structure to their nocturnal schedule, being the only children in a rather unconventional household.

From "The Night Circus" by Erin Morgenstern