Invalid may refer to: Patient, a sick person; one who is confined to home or bed because of ... Look up invalid in Wiktionary, the free dictionary.
Invalid definition, an infirm or sickly person. See more.
invalid definition, meaning, what is invalid: An invalid document, ticket, law, etc. is not legally or officially acceptable: . Learn more.
not valid:a : being without foundation or force in fact, truth, or law an invalid assumption declared the will invalidb : logically inconsequent ...
Invalid is defined as not correct or provable or not legally recognized. An example of invalid is a theory that has been proven wrong. An example of invalid is a ...
Mid 17th century (as an adjective in the sense 'infirm or disabled'): a special sense of invalid, with a change of pronunciation.
A person who is very sick or injured and needs frequent care is an invalid. Also, something no longer current or useful is invalid.
One who is incapacitated by a chronic illness or disability. adj. 1. Incapacitated by illness or injury. 2. Of, relating to, or intended for invalids. tr.v. in·va·lid·ed, ...