Definition of conscience
1a : the sense or consciousness of the moral goodness or blameworthiness of one's own conduct, intentions, or character together with a feeling of obligation to do right or be good She had a guilty conscience.
b : a faculty, power, or principle enjoining good acts guided by conscience
c : the part of the superego in psychoanalysis that transmits commands and admonitions to the ego
2 : conformity to what one considers to be correct, right, or morally good : conscientiousness
3 : sensitive regard for fairness or justice : scruple a wealthy man with no conscience
4 archaic : consciousness
in all conscience or in conscience
: in all fairness She could not in all conscience remain silent.
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