say it: nuh-GAY-shuhn
negation is a noun meaning "a negative statement; a statement that is a refusal or denial of some other statement". It carries 3 recorded senses.
a negative statement; a statement that is a refusal or denial of some other statement
the speech act of negating
(logic) a proposition that is true if and only if another proposition is false
logic
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for negation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.