Meaning of NEGATION in English

NEGATION

adv description or definition by denial, exclusion, or exception; statement of what a thing is not, or has not, from which may be inferred what it is or has.

2. negation ·adv the act of denying; assertion of the nonreality or untruthfulness of anything; declaration that something is not, or has not been, or will not be; denial;

— the opposite of affirmation.

Webster English vocab.      Английский словарь Webster.