[ dih-duhk-tuh-buh l ]
/ dɪˈdʌk tə bəl /


capable of being deducted.
allowable as a tax deduction: Charitable contributions are deductible expenses.


the amount for which the insured is liable on each loss, injury, etc., before an insurance company will make payment: The deductible on our medical coverage has been raised from $50 to $100 per illness.

Origin of deductible

First recorded in 1855–60; deduct + -ible

Related forms

de·duct·i·bil·i·ty, nounnon·de·duct·i·bil·i·ty, nounnon·de·duct·i·ble, adjective, nounun·de·duct·i·ble, adjective

Can be confused

deducible deductible Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for deductibility

British Dictionary definitions for deductibility


/ (dɪˈdʌktɪbəl) /


capable of being deducted
US and Canadian short for tax-deductible


insurance, US and Canadian a specified contribution towards the cost of a claim, stipulated on certain insurance policies as being payable by the policyholderAlso called (in Britain and certain other countries): excess

Derived Forms

deductibility, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012