Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “conscious”

conscious

adjective uk   /ˈkɒn.ʃəs/ us    /ˈkɑːn-/

conscious adjective (NOTICING)

be conscious of sth/sb B2 to notice that a particular thing or person exists or is present: The tooth doesn't exactly hurt, but I'm conscious of it (= I can feel it) all the time. [+ -ing verb] I think she's very conscious of being the only person in the office who didn't have a university education. [+ that] He gradually became conscious (of the fact) that everyone else was wearing a suit.
See also
Aware

conscious adjective (AWAKE)

C1 awake, thinking, and knowing what is happening around you: He's still conscious but he's fairly badly injured. They've brought her out of the operating theatre, but she's not fully conscious yet.figurative humorous "Can I speak to Isobel, please?" "She's still in bed. I'll just go and see if she's conscious (= awake) yet."
Opposite
Not sleeping and not unconscious

conscious adjective (INTENTIONAL)

C2 determined and intentional: He's obviously making a conscious effort to be nice to me at the moment. It wasn't a conscious decision to lose weight. It just happened.Planning, expecting and arrangingPlotting and trapping
consciously
adverb uk   /-li/ us  
I don't think she's consciously rude to people - it's just her manner.Planning, expecting and arrangingPlotting and trapping
(Definition of conscious adjective from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of conscious?
Add Cambridge dictionaries to your browser to your website

Definitions of “conscious” in other dictionaries

Word of the Day

scrumpy

an alcoholic drink made from apples

Word of the Day

Blog

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