I. də̇ˈdəktəbəl, dēˈ- adjective
Etymology: deduct + -able
1. : capable of being deducted : allowable as a deduction
certain gifts are deductible from the taxable income
2. : deducible
II. noun
( -s )
1. : a clause in an insurance policy relieving the insurer of responsibility for an initial specified small loss of the kind insured against
2. : something that is the subject of a deductible (as a brief initial period of illness or damage to a car costing less than a specified amount to repair)