invalid

[In*val·id]

A person who is very sick or injured and needs frequent care is an invalid. Also, something no longer current or useful is invalid.

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

Noun
someone who is incapacitated by a chronic illness or injury

Verb
injure permanently; "He was disabled in a car accident"

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

Adjective S.
no longer valid; "the license is invalid"

Adjective
having no cogency or legal force; "invalid reasoning"; "an invalid driver''s license"

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

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

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

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

v. t.
To make or render invalid or infirm.

v. t.
To classify or enroll as an invalid.

Invalid

In*val"id , a. [Pref. in- not + valid: cf. F. invalide, L. invalidus infirm, weak. Cf. Invalid infirm.] 1. Of no force, weight, or cogency; not valid; weak. 2. (Law) Having no force, effect, or efficacy; void; null; as, an invalid contract or agreement.

Invalid

In"va*lid (?; 277), n. [F. invalide, n. & a., L. invalidus, a. See Invalid null.] A person who is weak and infirm; one who is disabled for active service; especially, one in chronic ill health.

Invalid

In"va*lid , a. [See Invalid, n.] Not well; feeble; infirm; sickly; as, he had an invalid daughter.

Invalid

In"va*lid, v. t. 1. To make or render invalid or infirm. "Invalided, bent, and almost blind." Dickens. 2. To classify or enroll as an invalid.
Peace coming, he was invalided on half pay.

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

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

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

To make or render invalid or infirm.

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Usage Examples

The worst thing you can do to a kid is tell them that their dreams are invalid.

Misspelled Form

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Other Usage Examples