Meaning of NEGATION in English
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. 2012