Dissimilar(a.) Not similar; different; heterogeneous; as, the tempers of men are as dissimilar as their features.
Thesaurus Entries
antithetical, antonymous, assorted, at odds, at variance, contradictory, contrary, contrasted, contrasting, counter, departing, deviating, deviative, different, differentiated, differing, disaccordant, disagreeing, discordant, discrepant, discrete, discriminated, disjoined, disparate, dissonant, distant, distinct, distinguished, divergent, diverging, divers, diverse, diversified, hardly like, heterogeneous, in disagreement, inaccordant, incommensurable, incomparable, incompatible, incongruous, inconsistent, inconsonant, inharmonious, irreconcilable, many, motley, multifarious, nonuniform, odd, of different orders, off, offbeat, opposite, out, poles apart, poles asunder, scarcely like, separate, separated, several, unalike, unconformable, unequal, unidentical, unlike, unmatched, unrelated, unresembling, unsame, unsimilar, variant, varied, variegated, various, varying, widely apart, worlds apart