a.

1. 使人反感的；令人厭惡的；可憎的
   His behavior was repulsive.

   他的行為令人厭惡。

2. 擊退的；驅逐的[Z]
3. 排斥的；相斥的[Z]

adj.

1. arousing intense distaste or disgust.
2. archaic lacking friendliness or sympathy.
3. Physics  relating to repulsion between objects.