Word:

Invalid

In`val´id
a.1.
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.
n.1.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.
a.1.Not well; feeble; infirm; sickly; as, he had an invalid daughter.
v. t.1.To make or render invalid or infirm.
2.To classify or enroll as an invalid.
Noun1.invalid - someone who is incapacitated by a chronic illness or injury
Synonyms: shut-in
Verb1.invalid - force to retire, remove from active duty, as of firemen
2.invalid - injure permanently; "He was disabled in a car accident"
Adj.1.invalid - having no cogency or legal force; "invalid reasoning"; "an invalid driver's license"
Antonyms:
valid - well grounded in logic or truth or having legal force; "a valid inference"; "a valid argument"; "a valid contract"; "a valid license"
2.invalid - no longer valid; "the license is invalid"

INVALID. In a physical sense, it is that which is wanting force; in a figurative sense, it signifies that which has no effect.

Diogenes, Hieronymian, Hieronymite, Timon of Athens, absonant, afflict, ailing, anchoress, anchorite, annulled, apoplectic, arthritic, ascetic, bad, barren, bedridden invalid, black, blank cartridge, bootless, cachectic, case, castrato, cloistered monk, closet cynic, consumptive, contradictory, contrary to reason, counterproductive, criminal, cripple, debilitate, debilitated, derange, desert fathers, desert saints, devitalize, disable, disabled, disorder, drained, dud, dyspeptic, effete, empty, enervate, enervated, enfeeble, epileptic, eremite, erroneous, etiolated, eunuch, evil, exhausted, failing, fallacious, false, fatuitous, fatuous, faulty, feckless, feeble, flawed, frail, fruitless, futile, gelding, healthless, hermit, hermitess, homebody, hospitalize, ill, illogical, impaired, imperfect, impotent, improper, in poor health, inaccurate, inadequate, inane, inauspicious, inauthentic, incapacitate, incompetent, inconclusive, incongruous, inconsequent, inconsequential, inconsistent, incorrect, incurable, indispose, ineffective, ineffectual, inefficacious, inexpedient, inferior, infirm, inoperative, inpatient, irrational, isolationist, languishing, lay up, loner, loose, mad, malevolent, marabout, moribund, nonrational, nonscientific, not following, nugacious, nugatory, null and void, of no force, outcast, outpatient, pale, paralogical, pariah, patient, peaked, peaky, peccant, pillar saint, pillarist, reasonless, recluse, reduce, reduced, reduced in health, repealed, repudiated, revoked, rheumatic, run-down, seclusionist, self-annulling, self-contradictory, self-refuting, senseless, shut-in, sick, sick person, sicken, sickly, sinful, sinister, solitaire, solitary, solitudinarian, sophistic, spastic, spurious, stay-at-home, sterile, stylite, sufferer, terminal case, the sick, unauthentic, unavailing, unconnected, unfavorable, unhealthy, unkind, unphilosophical, unpleasant, unreasonable, unscientific, unskillful, unsound, untenable, untoward, untrue, useless, vain, valetudinarian, valetudinary, vicious, victim, void, weaken, weakened, weakling, weakly, wicked, with low resistance, without reason, wrong
Translate Invalid to Spanish, Translate Invalid to German, Translate Invalid to French
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Inurn
Inusitate
Inusitation
Inust
Inustion
Inutile
Inutilis labor
Inutility
Inutterable
Invade
Invader
invading
Invaginate
Invagination
Invalescence
Invaletudinary
-- Invalid --
Invalidate
invalidated
invalidating
Invalidation
invalidator
Invalide
Invalidism
Invalidity
Invalidness
Invalorous
Invaluable
invaluableness
Invaluably
Invalued
Invar
Invariability
Definitions Index: # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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