unintentional

[ uhn-in-ten-shuh-nl ]
/ ˌʌn ɪnˈtɛn ʃə nl /

adjective

not intentional or deliberate: an unintentional omission from the list.

Origin of unintentional

First recorded in 1775–85; un-1 + intentional
Related formsun·in·ten·tion·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unintentionally

British Dictionary definitions for unintentionally

unintentional

/ (ˌʌnɪnˈtɛnʃənəl) /

adjective

not deliberate; accidentalthe killing had been unintentional
Derived Formsunintentionally, 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 unintentionally

unintentional


adj.

1782, from un- (1) "not" + intentional. Related: Unintentionally (1769).

Online Etymology Dictionary, © 2010 Douglas Harper