Standard Lemma guide

nondeductible

adj · noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: N AA0 N D IH0 D AH1 K T IH0 B AH0 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: business, finance

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any expense that cannot be deducted for income tax purposes.

Definition source: English Wiktionary via Wiktextract

Topics: business, finance

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

not allowable as a deduction

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: deductible

History

Etymology

From non- + deductible.

Across languages

Translations

1 source translations are retained for this English entry.

  • Finnish: vähennyskelvoton — that cannot be deducted for tax purposes