English dictionary
invalid meaning and definition
Definition and meaning of invalid at MeaningMonkey.org. invalid meaning and definition in the English Dictionary.INVALID noun
Definition of invalid (noun)
- someone who is incapacitated by a chronic illness or injury
- synonyms: shut-in
INVALID verb
Definition of invalid (verb)
- force to retire, remove from active duty, as of firemen
- injure permanently
- "He was disabled in a car accident"
- synonyms: disable, handicap, incapacitate
INVALID adjective
Definition of invalid (adjective)
- having no cogency or legal force
- "invalid reasoning"; "an invalid driver's license"
- antonym: valid
- no longer valid
- "the license is invalid"
Source: Princeton University Wordnet