invalidity
noun
in·val·id·i·ty
ˌin-və-ˈli-də-tē 
-va-
plural invalidities
1
: lack of validity or cogency
2
: incapacitating bodily disability
also
: invalidism
Examples of invalidity in a Sentence
the invalidity of the contract
an injured worker forced to live on invalidity benefit
Recent Examples on the Web
If any provision of these Terms of Use is deemed invalid by an arbitrator or court of competent jurisdiction, the invalidity of such provision shall not affect the validity of the remaining provisions of these Terms of Use, which shall remain in full force and effect.
—
Big Think, 10 June 2020
By the protocol, therefore, Chile gains the relinquishment of Peru's former claims of the invalidity of the entire treaty and notably of the cession of Tarapacá, and leaves open merely the question as to who shall have the unimportant area of Tacna and Arica.
—Edwin M. Borchard, Foreign Affairs, 7 Oct. 2011
But patent invalidity suits—which test whether the patent claimed by the plaintiff is indeed valid and are the preferred defense for companies being sued for infringement—go through a special German patent court, which can take up to three times longer to render decisions.
—Bertrand Benoit, WSJ, 14 Mar. 2021
Gallagher’s greeting card company Full Colour Black started an invalidity action in March 2019 to cancel the EU trademark on the iconic mural, arguing that Banksy must copyright his work instead of registering trademarks to incorporate them.
—Sophie Mellor, Fortune, 21 Nov. 2022
The Supreme Court said its declaration of invalidity is retroactive to the date the 2011 law was enacted, meaning those who have been sentenced under the statute can now seek relief.
—Amanda Coletta, Washington Post, 27 May 2022
Label choice bias is far more common than subgroup invalidity.
—Carol McCall, STAT, 12 Aug. 2021
Echelon’s invalidity arguments are similar to those raised by Flywheel over related patents.
—BostonGlobe.com, 8 July 2020
There’s no question that Trump turned McCabe’s firing into a political cudgel, gleefully tweeting about his ouster and claiming it as more proof of the invalidity of the Russia investigation.
—Jen Kirby, Vox, 3 Apr. 2018
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Big Think, 10 June 2020
By the protocol, therefore, Chile gains the relinquishment of Peru's former claims of the invalidity of the entire treaty and notably of the cession of Tarapacá, and leaves open merely the question as to who shall have the unimportant area of Tacna and Arica.
—Edwin M. Borchard, Foreign Affairs, 7 Oct. 2011
But patent invalidity suits—which test whether the patent claimed by the plaintiff is indeed valid and are the preferred defense for companies being sued for infringement—go through a special German patent court, which can take up to three times longer to render decisions.
—Bertrand Benoit, WSJ, 14 Mar. 2021
Gallagher’s greeting card company Full Colour Black started an invalidity action in March 2019 to cancel the EU trademark on the iconic mural, arguing that Banksy must copyright his work instead of registering trademarks to incorporate them.
—Sophie Mellor, Fortune, 21 Nov. 2022
The Supreme Court said its declaration of invalidity is retroactive to the date the 2011 law was enacted, meaning those who have been sentenced under the statute can now seek relief.
—Amanda Coletta, Washington Post, 27 May 2022
Label choice bias is far more common than subgroup invalidity.
—Carol McCall, STAT, 12 Aug. 2021
Echelon’s invalidity arguments are similar to those raised by Flywheel over related patents.
—BostonGlobe.com, 8 July 2020
There’s no question that Trump turned McCabe’s firing into a political cudgel, gleefully tweeting about his ouster and claiming it as more proof of the invalidity of the Russia investigation.
—Jen Kirby, Vox, 3 Apr. 2018
Dictionary Entries Near invalidity
Cite this Entry
“Invalidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/invalidity. Accessed 31 Dec. 2024.
Copy CitationMedical Definition
invalidity
noun
in·val·id·i·ty
ˌin-və-ˈlid-ət-ē, -va-
plural invalidities
1
: incapacity to work because of prolonged illness or disability
2
Legal Definition
invalidity
noun
in·va·lid·i·ty
ˌin-və-ˈli-də-tē
: lack of validity : state of being invalid
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