updates Definitions of negationist - OneLook Daniel Davis Apr 07, 2026 Definitions from Wiktionary (negationist)▸ noun: One who revises history in order to omit something that actually happened.antirevisionist, revisionist, negativist, abrogationist, denialist, antihistoricist, denier, apocryphiar, nonhistorian, refutationist, more...▸ Words similar to negationist▸ Usage examples for negationist▸ Idioms related to negationist▸ Civic discussion about negationist (New!)▸ Popular adjectives describing negationist▸ Words that often appear near negationist▸ Rhymes of negationist▸ Invented words related to negationist