n.

1. 扣除，減除[U]
2. 扣除額，減除額[C]
   deductions from pay for insurance and pension

   從薪水中扣除的保險費和養老金費

3. 推論；演繹（法）[U][C][+that]
   Her deduction that he was now dead was correct.

   她關於他已去世的推論是正確的。

n.

1. the action of deducting.
   ▸an amount that is or may be deducted.
2. the inference of particular instances by reference to a general law or principle. Often contrasted with induction.
   ▸a conclusion that has been deduced.