Standard Lemma guide

invalid

adj · noun · verb · 13 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • ĭn-vă'lĭd
  • /ɪnˈvæl.ɪd/
  • US: Recorded audio is listed in the source snapshot.
  • ĭn′və-lĭd
  • ĭn′və-lēd′
  • /ˈɪn.və.lɪd/
  • /ˈɪn.vəˌliːd/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: IH1 N V AH0 L AH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: IH1 N V AH0 L IH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 3: IH2 N V AE1 L AH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Not valid; not true, correct, acceptable, or appropriate.

Definition source: English Wiktionary via Wiktextract

Examples

  • Your argument is invalid because it uses circular reasoning.
  • This invalid contract cannot be legally enforced.

Meaning relationships

Synonyms: disallowed, nonvalid

Antonyms: valid

2

adj

Meaning 2

Suffering from disability or illness.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Intended for use by an invalid.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Any person with a disability or illness.

Definition source: English Wiktionary via Wiktextract

Usage: dated, offensive, sometimes

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A person who is confined to home or bed because of illness, disability or injury; one who is too sick or weak to care for themselves.

Definition source: English Wiktionary via Wiktextract

Usage: dated, offensive, sometimes

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A disabled member of the armed forces; one unfit for active duty due to injury.

Definition source: English Wiktionary via Wiktextract

Usage: archaic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To exempt from (often military) duty because of injury or ill health.

Definition source: English Wiktionary via Wiktextract

Usage: UK, transitive

Examples

  • He was invalided home after the car crash.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

To make invalid or affect with disease.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

adjective

Meaning 9

having no cogency or legal force

Definition source: Princeton WordNet 3.0

Examples

  • invalid reasoning
  • an invalid driver's license

Meaning relationships

Synonyms: none provided

Antonyms: valid

10

adjective satellite

Meaning 10

no longer valid

Definition source: Princeton WordNet 3.0

Examples

  • the license is invalid

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

someone who is incapacitated by a chronic illness or injury

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: shut-in

Antonyms: none provided

Broader terms: sick person, diseased person, sufferer

12

verb

Meaning 12

injure permanently

Definition source: Princeton WordNet 3.0

Examples

  • He was disabled in a car accident

Meaning relationships

Synonyms: disable, incapacitate, handicap

Antonyms: none provided

Broader terms: injure, wound

Narrower terms: hock

13

verb

Meaning 13

force to retire, remove from active duty, as of firemen

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: remove

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- Proto-Indo-European *h2welh1- Proto-Indo-European *h2wl̥h1éh1yeti Proto-Italic *walēō Latin valeō Proto-Indo-European *dheh1-der. Proto-Italic *-iðos Latin -idus Latin validusder. Middle French validebor. English valid English invalid From in- + valid.

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in- Proto-Indo-European *h2welh1- Proto-Indo-European *h2wl̥h1éh1yeti Proto-Italic *walēō Latin valeō Proto-Indo-European *dheh1-der. Proto-Italic *-iðos Latin -idus Latin validus Latin invalidusbor. Middle French invalidebor. English invalid Borrowed from Middle French invalide, from Latin invalidus (“infirm, weak”), from in- (“not”) + validus (“strong”).

Across languages

Translations

114 source translations are retained for this English entry.

  • Armenian: անվավեր (anvaver) — not valid
  • Belarusian: нядзе́йсны (njadzjéjsny) — not valid
  • Belarusian: несапра́ўдны (njesapráwdny) — not valid
  • Bulgarian: невали́ден (nevalíden) — not valid
  • Bulgarian: недействи́телен (nedejstvítelen) — not valid
  • Catalan: invàlid — not valid
  • Chinese Mandarin: 無效 /无效 (wúxiào) — not valid
  • Czech: neplatný — not valid
  • Danish: ugyldig — not valid
  • Dutch: ongeldig — not valid
  • Faroese: ógildigur — not valid
  • Finnish: epäkelpo — not valid
  • Finnish: kelvoton — not valid
  • Finnish: virheellinen — not valid
  • Finnish: pätemätön — not valid
  • French: invalide — not valid
  • West-Frisian: ûnjildich — not valid
  • Galician: inválido — not valid
  • German: ungültig — not valid
  • Greek: άκυρος (ákyros) — not valid
  • Hungarian: érvénytelen — not valid
  • Icelandic: ógildur — not valid
  • Italian: irrito — not valid
  • Italian: invalido — not valid
  • Japanese: 無効な (mukō na) — not valid
  • Korean: 무효하다 (muhyohada) — not valid
  • Korean: 무효 (muhyo) — not valid
  • Latin: irritus — not valid
  • Macedonian: неважечки (nevažečki) — not valid
  • Malayalam: അസാധു (asādhu) — not valid
  • Māori: manakore — not valid
  • Māori: koremana — not valid
  • Norwegian Bokmål: ugyldig — not valid
  • Norwegian Nynorsk: ugyldig — not valid
  • Plautdietsch: onjeltich — not valid
  • Polish: nieważny — not valid
  • Polish: nieprawidłowy — not valid
  • Polish: nieaktualny — not valid
  • Portuguese: inválido — not valid
  • Romanian: nevalid — not valid
  • Romanian: invalid — not valid
  • Russian: недействи́тельный (nedejstvítelʹnyj) — not valid
  • Slovak: neplatný — not valid
  • Spanish: inválido — not valid
  • Swedish: ogiltig — not valid
  • Swedish: ogill — not valid
  • Thai: โมฆะ (moo-ká) — not valid
  • Turkish: geçersiz — not valid
  • Ukrainian: неді́йсний (nedíjsnyj) — not valid
  • Ukrainian: недійови́й (nedijovýj) — not valid
  • Welsh: annilys — not valid
  • Belarusian: інвалі́д (invalíd) — person with a handicap or disability
  • Belarusian: інвалі́дка (invalídka) — person with a handicap or disability
  • Bulgarian: инвали́д (invalíd) — person with a handicap or disability
  • Chinese Mandarin: 傷殘人 /伤残人 (shāngcánrén) — person with a handicap or disability
  • Dutch: invalide — person with a handicap or disability
  • Dutch: gehandicapte — person with a handicap or disability
  • Finnish: invalidi — person with a handicap or disability
  • Finnish: työkyvytön henkilö — person with a handicap or disability
  • French: invalide — person with a handicap or disability
  • German: Invalide — person with a handicap or disability
  • German: Invalidin — person with a handicap or disability
  • Greek: ανάπηρος (anápiros) — person with a handicap or disability
  • Hungarian: rokkant — person with a handicap or disability
  • Italian: invalido — person with a handicap or disability
  • Italian: invalida — person with a handicap or disability
  • Japanese: 障害者 (shōgaisha) — person with a handicap or disability
  • Korean: 장애인 (jang'aein) — person with a handicap or disability
  • Polish: inwalida — person with a handicap or disability
  • Polish: inwalidka — person with a handicap or disability
  • Portuguese: inválido — person with a handicap or disability
  • Portuguese: inválida — person with a handicap or disability
  • Russian: инвали́д (invalíd) — person with a handicap or disability
  • Russian: инвали́дка (invalídka) — person with a handicap or disability
  • Spanish: inválido — person with a handicap or disability
  • Spanish: inválida — person with a handicap or disability
  • Swedish: handikappad — person with a handicap or disability
  • Swedish: invalid — person with a handicap or disability
  • Ukrainian: інвалі́д (invalíd) — person with a handicap or disability
  • Ukrainian: інвалі́дка (invalídka) — person with a handicap or disability
  • Armenian: հաշմանդամ (hašmandam) — sick person
  • Armenian: ինվալիդ (invalid) — sick person
  • Belarusian: інвалі́д (invalíd) — sick person
  • Belarusian: інвалі́дка (invalídka) — sick person
  • Bulgarian: инвали́д (invalíd) — sick person
  • Dutch: bedlegerige — sick person
  • Dutch: zieke — sick person
  • Dutch: invalide — sick person
  • Finnish: työkyvytön henkilö — sick person
  • French: invalide — sick person
  • German: Bettlägriger — sick person
  • German: Schwerkranker — sick person
  • Irish: breoiteachán — sick person
  • Japanese: 障害者 (shōgaisha) — sick person
  • Japanese: 廃人 (haijin) — sick person
  • Korean: 장애인 (jang'aein) — sick person
  • Latin: aeger — sick person
  • Malay: pesakit — sick person
  • Māori: tūroro — sick person
  • Māori: oke — sick person
  • Māori: hāura — sick person
  • Māori: maki — sick person
  • Māori: paioke — sick person
  • Polish: inwalida — sick person
  • Polish: inwalidka — sick person
  • Portuguese: inválido — sick person
  • Russian: инвали́д (invalíd) — sick person
  • Russian: инвали́дка (invalídka) — sick person
  • Spanish: inválido — sick person
  • Swedish: invalid — sick person
  • Turkish: hasta — sick person
  • Turkish: yatalak — sick person
  • Ukrainian: інвалі́д (invalíd) — sick person
  • Ukrainian: інвалі́дка (invalídka) — sick person
Real reading context

invalid in complete knowledge articles