Search:   Dictionary All Posts
Store Your Knowledge at the Brain Bank!

invalid Definition

Cancel
invalid
noun(in-va-lid)
someone who is incapacitated by a chronic illness or injury
Synonyms: shut-in,
invalid
verb(in-va-lid)
injure permanently
invalid
verb(in-va-lid)
force to retire, remove from active duty, as of firemen
invalid
adjective(in-va-lid)
having no cogency or legal force
Antonyms: valid,
Examples:
Invalid reasoning.
An invalid driver's license.
invalid
adjective(in-va-lid)
no longer valid
Examples:
The license is invalid.

Words Related to invalid!

invalid Examples by Brain Bank Users