invalid

Study(9)

/ɪnˈvæl.ɪd/

adj 3noun 3verb 2

Collocations

(adj.)

VERBS

be | became

make sth, render sth

The court decided that false evidence would make the contract invalid.

consider sth, declare sth, deem sth, regard sth as

The court deemed the evidence invalid because it was obtained illegally.

Definitions

adj

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

Your argument is invalid because it uses circular reasoning.

This invalid contract cannot be legally enforced.

noun

Any person with a disability or illness.

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.

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

adj

Suffering from disability or illness.

Invalidism therefore referred to a lack of power as well as a tendency toward illness. It is for this reason that I choose to discuss the invalid woman rather than just the ill one.

Intended for use by an invalid.

Thesaurus

Synonyms

noun — someone who is incapacitated by a chronic illness or injury

shut-in

verb — injure permanently

Antonyms

valid

Idioms & Phrases

Example Bank

Your argument is invalid because it uses circular reasoning.

Wiktionary

This invalid contract cannot be legally enforced.

Wiktionary

Invalidism therefore referred to a lack of power as well as a tendency toward illness. It is for this reason that I choose to discuss the invalid woman rather than just the ill one.

Wiktionary

He was invalided home after the car crash.

Wiktionary

Blackadder: Right, Baldrick, this is an old trick I picked up in the Sudan. We tell HQ that I’ve gone insane, and I’ll be invalided back to Blighty before you can say "wibble" — a poor, gormless idiot

Wiktionary

The Japanese armored cruiser Nisshin has been hit badly. Shells have sheared off several main guns and virtually disarmed the vessel. In the middle of all this, one Ensign Isoroku Yamamoto loses two f

Wiktionary

Usage Notes

i Register

In some senses, invalid is marked as dated, offensive, archaic, British. Watch for register when choosing this word.

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