Also found in: Thesaurus, Medical, Legal, Idioms, Encyclopedia, Wikipedia.
con•sci•en•tious(ˌkɒn ʃiˈɛn ʃəs, ˌkɒn si-)
conscious consciousness conscience conscientious
Conscious is an adjective. If you are conscious of something, you are aware of it.
If you are conscious, you are awake, rather than asleep or unconscious.
Consciousness is a noun. You can refer to your mind and thoughts as your consciousness.
If you lose consciousness, you become unconscious. If you regain consciousness or recover consciousness, you become conscious again after being unconscious. These are fairly formal expressions.
In more informal English you can say that you pass out instead of 'lose consciousness', and come round instead of 'regain/recover consciousness'.
Conscience is a noun. Your conscience is the part of your mind that tells you whether what you are doing is right or wrong.
Conscientious is an adjective. Someone who is conscientious is very careful to do their work properly.
|Adj.||1.||conscientious - characterized by extreme care and great effort; "conscientious application to the work at hand"; "painstaking research"; "scrupulous attention to details"|
careful - exercising caution or showing care or attention; "they were careful when crossing the busy street"; "be careful to keep her shoes clean"; "did very careful research"; "careful art restorers"; "careful of the rights of others"; "careful about one's behavior"
|2.||conscientious - guided by or in accordance with conscience or sense of right and wrong; "a conscientious decision to speak out about injustice"|
unconscientious - not conscientious;
thorough slack, irresponsible, careless, unreliable, negligent, thoughtless, untrustworthy, remiss, unconscientious