Standard Lemma guide

undeliverable

adj · noun · 2 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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No pronunciation record was provided for this word.

1

adj

Meaning 1

Not able to be delivered.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • The dead letter office keeps undeliverable mail.
  • The ambitious project to build 500 new hospitals was later deemed to be undeliverable.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A message, parcel, etc. that cannot be delivered.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From un- + deliverable.