noun in·val·id·i·ty \ˌin-və-ˈli-də-tē, -va-\

: the state of having no force or effect : the state of being invalid

: the state or condition of being unable to work because of illness or injury : the state or condition of being an invalid

plural in·val·id·i·ties

Full Definition of INVALIDITY

:  lack of validity or cogency
:  incapacitating bodily disability; also :  invalidism

Examples of INVALIDITY

  1. the invalidity of the contract
  2. an injured worker forced to live on invalidity benefit

First Known Use of INVALIDITY

circa 1550

Rhymes with INVALIDITY

Medical Dictionary


noun in·val·id·i·ty \ˌin-və-ˈlid-ət-ē, -va-\
plural in·val·id·i·ties

Medical Definition of INVALIDITY

:  incapacity to work because of prolonged illness or disability


Next Word in the Dictionary: invalidnessPrevious Word in the Dictionary: invalidismAll Words Near: invalidity
July 28, 2015
pachyderm Hear it
an elephant
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears