Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “oblivious”


adjective    /əˈblɪv·i·əs/
not aware of or not noticing something, esp. what is happening around you: She was often oblivious to the potential consequences of her actions.
(Definition of oblivious adjective from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of oblivious

Definitions of “oblivious” in other dictionaries

Word of the Day


to direct the way that a ship, aircraft, etc. will travel, or to find a direction across, along, or over an area of water or land, often by using a map

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More