invalidity

noun
🔊/ˌɪnvəˈlɪdəti/
🔊/ˌɪnvəˈlɪdəti/
[uncountable]
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  1. (British English, specialist) the state of being unable to take care of yourself because of illness or injury病弱;伤残;不能自理
  2. (formal) the state of not being legally or officially acceptable无效;失效 compare validityTopics Law and justicec2