definition of
[deduct]

[1] #1 deduct v. [subtract, take off] make a subtraction; "subtract this amount from my paycheck". wn

[2] #2 deduct v. [withhold, recoup] retain and refrain from disbursing; of payments; "My employer is withholding taxes". wn

[3] #3 deduct v. [deduce, infer, derive] reason by deduction; establish by deduction. wn