1. 起反作用：antagonistic 颉抗的 | antagonize 起反作用 | antalgic reaction 防痛反应
2. 敌对：antagonistical 反对的 | antagonize 敌对 | antalgic 镇痛剂
3. 反抗,对抗：algae 藻,藻类 | antagonize 反抗,对抗 | armor 盔甲
4. 反感：Amputation 截肢 | Antagonize 反感 | Anti-doping tests 药检
verb
1. provoke the hostility of
e.g. Don't antagonize your boss
Synonym: antagonise
2. act in opposition to
Synonym: antagonisecounteract