- To deduct is defined as to subtract or take away from a total.
If you have four cookies and someone takes two and you now only have two, this is an example of when someone deducts two cookies.
deduct definition by Webster's New World
Origin: Middle English deducten ; from Classical Latin deductus, past participle of deducere: see deduce
deduct definition by American Heritage Dictionary
verb de·duct·ed, de·duct·ing, de·ducts verb, transitive
- To take away (a quantity) from another; subtract.
- To derive by deduction; deduce.
Origin: Middle English deducten, from Latin dēdūcere, dēduct-, to lead away or down; see deduce.