invalidity
noun
  1. Lack of validity or cogency; lack of legal force or efficacy; invalidness.
    the invalidity of an agreement or of a will
  2. (obsolete) Lack of health; infirmity.
from the GNU version of the Collaborative International Dictionary of English. More at Wordnik
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Merriam-Webster
merriam-webster.com › dictionary › invalidity
INVALIDITY Definition & Meaning - Merriam-Webster
lack of validity or cogency; incapacitating bodily disability; also : invalidism… See the full definition
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Cambridge Dictionary
dictionary.cambridge.org › us › dictionary › english › invalidity
INVALIDITY | definition in the Cambridge English Dictionary
INVALIDITY meaning: 1. the condition of not being legally or officially acceptable 2. the condition of being too ill to…. Learn more.
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Dictionary.com
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INVALIDITY Definition & Meaning | Dictionary.com
INVALIDITY definition: lack of validity. See examples of invalidity used in a sentence.
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Encyclopedia Britannica
britannica.com › dictionary › invalidity
Invalidity Definition & Meaning | Britannica Dictionary
British : the state or condition of being unable to work because of illness or injury : the state or condition of being an invalid
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Vocabulary.com
vocabulary.com › dictionary › invalid
Invalid - Definition, Meaning & Synonyms | Vocabulary.com
A person who is very sick or injured and needs frequent care is an invalid. Also, something no longer current or useful is invalid.
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Longman
ldoceonline.com › dictionary › invalidity
invalidity | meaning of invalidity in Longman Dictionary of Contemporary English | LDOCE
Word family (noun) validity ≠ ... disabilityinvalidityin‧va‧lid‧it‧y /ˌɪnvəˈlɪdəti/ AWL noun [uncountable] formal 1 MIthe state of being too ill, old, or injured to work invalidity benefit2 ILLEGALthe state of being not legally or officially acceptable...
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Collins Dictionary
collinsdictionary.com › us › dictionary › english › invalidity
INVALIDITY definition in American English | Collins English Dictionary
4 senses: 1. the state or quality of being not valid or not having legal force 2. logic the quality of an argument having a.... Click for more definitions.
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Vocabulary.com
vocabulary.com › dictionary › invalidity
Invalidity - Definition, Meaning & Synonyms | Vocabulary.com
illogicality as a consequence of having a conclusion that does not follow from the premisses
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Justia
dictionary.justia.com › invalidity
invalidity Definition, Meaning & Usage | Justia Legal Dictionary
invalidity - The condition or status of not being legally or officially acceptable or enforceable
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Oxford English Dictionary
oed.com › dictionary › invalidity_n
invalidity, n. meanings, etymology and more | Oxford English Dictionary
There are four meanings listed in OED's entry for the noun invalidity, one of which is labelled obsolete.
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Cobrief
cobrief.app › resources › legal-glossary › invalidity-overview-definition-and-example
Invalidity: Overview, definition and example
March 19, 2025 - What is invalidity? Invalidity means that part of a contract or the entire agreement is legally unenforceable. This can happen if a term violates the law, is unclear, or doesn’t meet the necessary requirements to be valid, like proper consent from all parties. When a contract—or part of
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Wikipedia
en.wikipedia.org › wiki › Invalid
Invalid - Wikipedia
January 4, 2026 - Look up invalid in Wiktionary, the free dictionary. ... one who is confined to home or bed because of illness, disability or injury (sometimes considered a politically incorrect term)
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Contractbook
contractbook.com › home › dictionary › invalidity
What is invalidity? | Contractbook
It is so crucial to understand what invalidity means when it comes to contracts. Doing so means that you will always be on the most potent legal footing you can create for yourself or your company.
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TheFreeDictionary.com
thefreedictionary.com › invalidity
Invalidity - definition of invalidity by The Free Dictionary
ongeldig لاغٍ، باطِل، غير ساري المَفْعول недействителен inválido neplatný ungültig ugyldig άκυροςnulo kehtetu بی اعتبار pätemätön non valable לֹא תָקֵף अविधिमान्य, अमान्य nevažeći érvénytelen tidak berlaku ógildur non valido* 無効の 무효한 negaliojantis nederīgs; spēkā neesošs tidak sah ongeldigugyldignieważny بى اعتباره inválido lipsit de valabilitate/de valoare недействительный neplatný neveljaven nevažeći ogiltig เป็นโมฆะ geçersiz, hükümsüz 無法律效力的 недійсний; що не має законної сили غیر قانونی vô hiệu (法律上)无效的 inˈvalidate (-deit) verb
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Merriam-Webster
merriam-webster.com › thesaurus › invalidity
INVALIDITY Synonyms: 64 Similar and Opposite Words | Merriam-Webster Thesaurus
Synonyms for INVALIDITY: invalidism, feebleness, infirmity, debility, disease, lameness, decrepitude, dysfunction; Antonyms of INVALIDITY: health, soundness, rehabilitation, wellness, recovery, healthiness, wholeness, wholesomeness
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Reddit
reddit.com › r/disability › is it me or is being called an invalid as a disabled person super offensive
r/disability on Reddit: Is it me or is being called an invalid as a disabled person super offensive
March 3, 2023 - Valid means (of an argument or point) having a sound basis in logic or fact; reasonable or cogent. legally binding due to having been executed in compliance with the law. Or lastly, legally or officially acceptable. Nothing offensive about being called invalid, it doesn’t make sense to me.
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WordReference
wordreference.com › english dictionary › invalidity
invalidity - WordReference.com Dictionary of English
invalidity - WordReference English dictionary, questions, discussion and forums. All Free.