antithetical
adjective
1. sharply contrasted in character or purpose
- practices entirely antithetical to her professed beliefs
- hope is antithetic to despair
Similar word(s): different, antithetic
Sentences with antithetical as an adjective:
- His wrong-headed beliefs are antithetical to everything we stand for as a community.
- This is precisely why insistence on relative truth is antithetical to critical thinking.