vt.

1. 使無菌，消毒
   A dentist sterilizes his instruments.

   牙科醫生給他的器具消毒。

2. 使絕育
3. 使無用，使不起作用
4. 使貧瘠化

v.

1. make sterile.
2. deprive of the ability to produce offspring by removing or blocking the sex organs.