Contradictory1. (a.) Inconsistent; opposed to what has been already been asserted; also, mutually contradicting.
2. (a.) Opposing or opposed; repugnant.
3. (n.) A proposition or thing which denies or opposes another; contrariety.
4. (n.) propositions with the same terms, but opposed to each other both in quality and quantity.
Thesaurus Entries
abjuratory, abnegative, absonant, adversary, adversative, adverse, adversive, alien, ambiguous, ambivalent, antagonistic, anti, antipathetic, antipodal, antipode, antipodean, antipole, antithesis, antithetic, antithetical, antonymous, at cross-purposes, at loggerheads, at odds, at variance, at war, balancing, breakaway, clashing, compensating, competitive, con, conflicting, confounding, confronting, confutative, confuting, contra, contradicting, contradistinct, contrapositive, contrarious, contrary, contrary to reason, contrasted, converse, counter, counteractant, counteracting, counteractive, counterbalancing, counterpoised, counterpole, countervailing, counterworking, cranky, cross, crotchety, dead against, denying, differing, disaccordant, disaffirming, disagreeable, disagreeing, disallowing, disavowing, disclaiming, discordant, discrepant, disharmonious, disowning, disproportionate, dissentient, dissident, dissonant, divergent, enemy, eyeball to eyeball, fallacious, faulty, flawed, fractious, grating, hostile, illogical, immiscible, inaccordant, inauthentic, incompatible, inconclusive, incongruous, inconsequent, inconsequential, inconsistent, inharmonious, inimical, invalid, inverse, irrational, jangling, jarring, loose, negating, negative, negatory, nonconformist, noncooperative, nonscientific, not following, nullifying, obstinate, obverse, opponent, opposed, opposing, opposite, oppositional, oppositive, oppugnant, out of accord, out of whack, overthwart, paradoxical, paralogical, perverse, polar, reactionary, reasonless, recalcitrant, recanting, refractory, refutative, refutatory, refuting, renitent, renunciative, renunciatory, repudiative, repugnant, resistant, reverse, revocative, revocatory, revolutionary, rival, self-annulling, self-contradictory, self-refuting, senseless, squared off, unauthentic, uncongenial, unconnected, uncooperative, unfavorable, unfriendly, unharmonious, unphilosophical, unpropitious, unreasonable, unscientific, variant, without reason