Definition of conscious in English:

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Pronunciation: /ˈkän(t)SHəs/


1Aware of and responding to one’s surroundings; awake.
Example sentences
  • He was admitted to the ICU conscious and alert, but with a very low blood pressure, and very marginal oxygenation.
  • The first man has spat out his endotracheal tube and is conscious, asking what the score is.
  • Its critics claim that some downed animals are passed by inspectors because they are just conscious enough to respond to a kick.
aware, awake, alert, responsive, sentient, compos mentis
1.1Having knowledge of something; aware: we are conscious of the extent of the problem
More example sentences
  • We are conscious of what we do to the extent that we are conscious also of what we do not do - of what we might have done.
  • The pupils were aware of the obesity problem and conscious of the need to eat healthy foods.
  • We have never been so aware of the issue of waste, or so conscious of the need to recycle.
aware, mindful, sensible
formal cognizant
rare regardful
1.2 (conscious of) Painfully aware of; sensitive to: he was very conscious of his appearance
More example sentences
  • First, being conscious of a pain might mean that one is aware of being in a pain-state.
  • I'm conscious of turning crimson all of a sudden and grinning like an idiot.
  • From about six onwards young girls are becoming conscious of their looks.
1.3Concerned with or worried about a particular matter: they were growing increasingly security-conscious
1.4(Of an action or feeling) deliberate and intentional: a conscious effort to walk properly
More example sentences
  • The effort was conscious and deliberate with each artist paired with a designer.
  • This calls for conscious and deliberate efforts to develop qualities like altruism and selflessness.
  • Just imagine what the world would be like if every one of us made a conscious effort to genuinely love one another?
1.5(Of the mind or a thought) directly perceptible to and under the control of the person concerned.
Example sentences
  • And hypnosis works was bypassing the conscious mind and communicating directly with the unconscious mind.
  • The war is between my habitual and conscious thoughts about how to live and a new perspective struggling to be born.
  • In this totality the conscious mind is contained like a smaller circle within a larger one.


Late 16th century (in the sense 'being aware of wrongdoing'): from Latin conscius 'knowing with others or in oneself' (from conscire 'be privy to') + -ous.

Words that rhyme with conscious

subconscious, unselfconscious

For editors and proofreaders

Syllabification: con·scious

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