deduction

US /dɪˈdʌk.ʃən/
UK /dɪˈdʌk.ʃən/
"deduction" picture
1.

the action of deducting or subtracting something

:
The company made a deduction for taxes from his salary.
You can claim a deduction for business expenses.
2.

the inference of particular instances by reference to a general law or principle

:
Sherlock Holmes is famous for his powers of deduction.
Through careful deduction, they solved the mystery.