Invalid vs. Nonvalid

Invalidadjective

Not valid; not true, correct, acceptable or appropriate.

Invalidadjective

Intended for use by an invalid.

Invalidnoun

Any person with a disability or illness.

Invalidnoun

A person who is confined to home or bed because of illness, disability or injury; one who is too sick or weak to care for themselves.

Invalidnoun

(archaic) A disabled member of the armed forces; one unfit for active duty due to injury.

Invalidverb

To exempt from duty because of injury or ill health.

Invalidverb

(transitive) To make invalid or affect with disease.

Invalidadjective

Of no force, weight, or cogency; not valid; weak.

Invalidadjective

Having no force, effect, or efficacy; void; null; as, an invalid contract or agreement.

Invalidadjective

Not well; feeble; infirm; sickly; as, he had an invalid daughter.

Invalidnoun

A person who is weak and infirm; one who is disabled for active service; especially, one in chronic ill health who is unable to care for himself.

Invalidverb

To make or render invalid or infirm.

Invalidverb

To classify or enroll as an invalid.

Invalidnoun

someone who is incapacitated by a chronic illness or injury

Invalidverb

force to retire, remove from active duty, as of firemen

Invalidverb

injure permanently;

Invalidadjective

having no cogency or legal force;

Invalidadjective

no longer valid;

Nonvalidadjective

Not valid.