unconventional

adjective

un·​con·​ven·​tion·​al ˌən-kən-ˈven(t)-sh(ə-)nəl 

: not conventional : not bound by or in accordance with convention : being out of the ordinary

an unconventional outfit

an unconventional thinker

unconventionality

ˌən-kən-ˌven(t)-shə-ˈna-lə-tē 

noun

unconventionally adverb

Synonyms of unconventional

• dissident
• dissenting
• out-there

Examples of unconventional in a Sentence

Her lifestyle is rather unconventional.

the Shakers acquired their name because of their unconventional practice of dancing with shaking movements during worship

Recent Examples on the Web

The series features contestants from unconventional backgrounds living together in pursuit of love. —Naman Ramachandran, Variety, 27 Jan. 2026

Romance — in both conventional and unconventional forms — also figured prominently. —Patrick Brzeski, HollywoodReporter, 27 Jan. 2026

The department says vaccination is the most effective way to prevent measles, but Kennedy has also focused on unconventional treatments, including vitamin A, a steroid and an antibiotic. —Jamie Gumbrecht, CNN Money, 27 Jan. 2026

Greater interest in, and access to, unconventional education options helps to explain why programs like CKC are growing rapidly—and making a big impact. —Kerry McDonald, Forbes.com, 26 Jan. 2026

Word History

First Known Use

1835, in the meaning defined above

Rhymes for unconventional

• interventional
• nonconventional
• nondimensional
• unintentional
• attentional
• conventional
• dimensional
• extensional
• intensional
• intentional
• multidimensional
• unidimensional

Kids Definition

unconventional

adjective

un·​con·​ven·​tion·​al ˌən-kən-ˈvench-nəl 

-ən-ᵊl

: not conventional : not bound by or in agreement with convention

unconventional behavior

unconventionality

-ˌven-chə-ˈnal-ət-ē 

noun

unconventionally

-ˈvench-nə-lē, 

-ən-ᵊl-ē

adverb