conventional

[ kuh n-ven-shuh-nl ]
/ kənˈvɛn ʃə nl /
|

adjective

Origin of conventional

From the Late Latin word conventiōnālis, dating back to 1575–85. See convention, -al1
SYNONYMS FOR conventional
1 See formal1.
2 usual, habitual, customary.
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nonconventional (1 of 2)

nonconventional

/ (ˌnɒnkənˈvɛnʃənəl) /

adjective

not established by accepted usage or general agreement; non-traditionala nonconventional lifestyle
(of weapons, warfare, etc) nuclear or chemical

British Dictionary definitions for nonconventional (2 of 2)

conventional

/ (kənˈvɛnʃənəl) /

adjective

noun

bridge another word for convention (def. 7)
Derived Formsconventionally, adverb
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

Word Origin and History for nonconventional

conventional


adj.

late 15c., "of the nature of an agreement," from Late Latin conventionalis "pertaining to convention or agreement," from Latin conventionem (see convention). Meaning "of the nature of a convention" is from 1812, now rare; "established by social convention" is from 1761; that of "following tradition" is from 1831; that of "non-nuclear" is from 1955. Realted: Conventionality; conventionally.

Online Etymology Dictionary, © 2010 Douglas Harper