Standard Lemma guide

obsoleteness

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

The quality or state of being obsolete or no longer in use.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: desuetude, obsolescence, obsoletion, disusage, disuse, inusitation, obsoleteness, superannuation, unuse

Antonyms: none provided

2

noun

Meaning 2

The quality of being imperfectly or indistinctly developed.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the property of being out of date and not current

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: superannuation

Antonyms: none provided

Broader terms: oldness

History

Etymology

From obsolete + -ness.

Across languages

Translations

2 source translations are retained for this English entry.

  • French: désuétude — quality or state of being obsolete
  • Ukrainian: застарі́лість (zastarílistʹ) — quality or state of being obsolete