oblivious

[ uh-bliv-ee-uh s ]
/ əˈblɪv i əs /

adjective

unmindful; unconscious; unaware (usually followed by of or to): She was oblivious of his admiration.
forgetful; without remembrance or memory: oblivious of my former failure.
Archaic. inducing forgetfulness.

Origin of oblivious

1400–50; late Middle English < Latin oblīviōsus forgetful, equivalent to oblīvī(scī) to for-get + -ōsus -ous
Related forms
Can be confusedoblivious obvious

Synonym study

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for obliviousness

British Dictionary definitions for obliviousness

oblivious

/ (əˈblɪvɪəs) /

adjective

(foll by to or of) unaware or forgetful

Derived Formsobliviously, adverbobliviousness, noun

usage

It was formerly considered incorrect to use oblivious to mean unaware, but this use is now acceptable
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