antagonistic
adjective
1. indicating opposition or resistance
Similar word(s): negative, counter
2. characterized by antagonism or antipathy
- slaves antagonistic to their masters
Similar word(s): hostile, antipathetic, antipathetical
3. arousing animosity or hostility
- his antagonistic brusqueness
- Europe was antagonistic to the Unites States
Similar word(s): alienating
4. used especially of drugs or muscles that counteract or neutralize each other's effect
Similar word(s): antacid, antiphlogistic, incompatible
5. incapable of harmonious association
Similar word(s): incompatible