invalid
-
(a) having no cogency or legal force
- invalid reasoning
- an invalid driver's license
-
(s) no longer valid
- the license is invalid
Nouns
- (n) someone who is incapacitated by a chronic illness or injury shut-in,
Verbs
- (v) force to retire, remove from active duty, as of firemen
-
(v) injure permanently
- He was disabled in a car accident