Synonyms of negation in English:

negation


See definition of negation

noun

1‘there should be confirmation—or negation—of the findings’

SYNONYMS
denial, contradiction, repudiation, disproving, refutation, refuting, rebuttal, countering, disclaiming
nullification, cancellation, voiding, revocation, rescinding, abrogation, repeal, retraction
disaffirmation
rare disproval
ANTONYMS

confirmation, affirmation, substantiation

2‘evil is not merely the negation of goodness’

SYNONYMS
opposite, reverse, antithesis, contrary, inverse, converse
absence, lack, want, deficiency

3‘a life full of negation’

SYNONYMS
nothingness, nothing, nullity, blankness, void, non-existence, vacuity