Standard Lemma guide

invalidity

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

noun

Meaning 1

The state of being invalid; lack of validity.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

illogicality as a consequence of having a conclusion that does not follow from the premisses

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: invalidness

Antonyms: none provided

Broader terms: illogicality, illogicalness, illogic, inconsequence

Narrower terms: fallaciousness

History

Etymology

Etymology tree English invalid Proto-Indo-European *-teh2 Proto-Indo-European *-ts Proto-Indo-European *-teh2ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English invalidity From invalid + -ity.

Across languages

Translations

12 source translations are retained for this English entry.

  • Armenian: անվավերություն (anvaverutʻyun) — the state of being invalid; lack of validity
  • Belarusian: несапра́ўднасць (njesapráwdnascʹ) — the state of being invalid; lack of validity
  • Bulgarian: невалидност (nevalidnost) — the state of being invalid; lack of validity
  • Catalan: invalidesa — the state of being invalid; lack of validity
  • Hindi: अवैधता (avaidhtā) — the state of being invalid; lack of validity
  • Hungarian: érvénytelenség — the state of being invalid; lack of validity
  • Hungarian: semmisség — the state of being invalid; lack of validity
  • Polish: nieaktualność — the state of being invalid; lack of validity
  • Russian: недействи́тельность (nedejstvítelʹnostʹ) — the state of being invalid; lack of validity
  • Spanish: invalidez — the state of being invalid; lack of validity
  • Swedish: ogiltighet — the state of being invalid; lack of validity
  • Ukrainian: неді́йсність (nedíjsnistʹ) — the state of being invalid; lack of validity