# nondeductible

> English word · Adjective

## Definitions
1. That cannot be deducted for income tax purposes, and that tax has to be paid on.

## Etymology
From non- + deductible.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/nondeductible