valid

Also found in: Thesaurus, Medical, Legal, Financial, Acronyms, Encyclopedia, Wikipedia.

Related to valid: Valid Contract

val·id

(văl′ĭd)

adj.

1. Well grounded; just: a valid objection.

2. Producing the desired results; efficacious: valid methods.

3. Having legal force; effective or binding: a valid title.

4. Logic

a. Containing premises from which the conclusion may logically be derived: a valid argument.

b. Correctly inferred or deduced from a premise: a valid conclusion.

5. Archaic Of sound health; robust.

[French valide, from Old French, from Latin validus, strong, from valēre, to be strong; see wal- in Indo-European roots.]

va·lid′i·ty, val′id·ness n.

val′id·ly adv.

Synonyms: valid, sound², cogent, convincing
These adjectives describe assertions, arguments, conclusions, reasons, or intellectual processes that are persuasive because they are well founded. What is valid is based on or borne out by truth or fact or has legal force: a valid excuse; a valid claim.
What is sound is free from logical flaws or is based on valid reasoning: a sound theory; sound principles.
Something cogent is both sound and compelling: cogent testimony; a cogent explanation.
Convincing implies the power to dispel doubt or overcome resistance or opposition: convincing proof.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

valid

(ˈvælɪd)

adj

1. having some foundation; based on truth

2. (Law) legally acceptable: a valid licence.

3. (Law)

a. having legal force; effective

b. having legal authority; binding

4. having some force or cogency: a valid point in a debate.

5. (Logic) logic (of an inference or argument) having premises and conclusion so related that whenever the former are true the latter must also be true, esp (formally valid) when the inference is justified by the form of the premises and conclusion alone. Thus Tom is a bachelor; therefore Tom is unmarried is valid but not formally so, while today is hot and dry; therefore today is hot is formally valid. Compare invalid²²

6. archaic healthy or strong

[C16: from Latin validus robust, from valēre to be strong]

ˈvalidly adv

validity, ˈvalidness n

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

val•id

(ˈvæl ɪd)

adj.

1. sound; just; well-founded.

2. producing the desired result; effective: a valid remedy.

3. having force, weight, or cogency; authoritative.

4. legally sound, effective, or binding: a valid contract.

5. (of an argument) so constructed that if the premises are jointly asserted, the conclusion cannot be denied without contradiction.

6. Archaic. robust; healthy.

[1565–75; < Latin validus strong =val(ēre) to be strong + -idus -id⁴]

val′id•ly, adv.

val′id•ness, n.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Switch to new thesaurus

Adj.	1.	valid - well grounded in logic or truth or having legal force; "a valid inference"; "a valid argument"; "a valid contract" legitimate - of marriages and offspring; recognized as lawful reasonable, sensible - showing reason or sound judgment; "a sensible choice"; "a sensible person" invalid - having no cogency or legal force; "invalid reasoning"; "an invalid driver's license"
	2.	valid - still legally acceptable; "the license is still valid" unexpired - not having come to an end or been terminated by passage of time; "elected to fill the senator's unexpired term"; "an unexpired driver's license"

valid

adjective

1. sound, good, reasonable, just, telling, powerful, convincing, substantial, acceptable, sensible, rational, logical, viable, credible, sustainable, plausible, conclusive, weighty, well-founded, cogent, well-grounded Both sides have made valid points.
sound weak, false, unacceptable, spurious, unrealistic, bogus, untrue, sham, unfounded, illogical, baseless, unrecognized, fallacious

2. legal, official, legitimate, correct, genuine, proper, in effect, authentic, in force, lawful, bona fide, legally binding, signed and sealed For foreign holidays you will need a valid passport.
legal illegal, unofficial, unlawful, invalid, inoperative

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

valid

adjective

1. Based on good judgment, reasoning, or evidence:

cogent, just, solid, sound, tight, well-founded, well-grounded.

2. Worthy of belief, as because of precision or faithfulness to an original:

authentic, authoritative, convincing, credible, faithful, true, trustworthy.

Translations

ساري المَفْعولشَرْعي، قانوني، مَقْبولصَالِح

přesvědčivýpádnýplatný

gyldig

gültig stichhaltig valide berechtigt gelten

έγκυρος

válido vigente en vigor

korrektneõigustatudpõhjendatud

voimassaoleva

valide valable vrai

valjan

megalapozott

gildurgildur, réttmæturí gildi

valido valevole

正当な

정당한

attaisnojošslikumīgspamatotsticams

geldig

gyldig rettsgyldig velbegrunnet

ważny

válido

действительный

veljaven

giltig

มีผลบังคับใช้

geçerli kabul edilebilir mantıklı

có giá trị

有效的正当的

valid

[ˈvælɪd] ADJ

1. [argument, point, question] → válido; [excuse, claim, objection] → válido, legítimo
that argument is not valid → ese argumento no es válido or no vale

2. [ticket, passport, licence, contract] → válido, valedero
a ticket valid for three months → un billete válido or valedero para tres meses
that ticket is no longer valid → ese billete ya no vale or ha caducado ya

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

valid

[ˈvælɪd] adj

[passport] → en cours de validité; [ticket, contract] → valable
You will need a valid passport → Il vous faudra un passeport en cours de validité.
This ticket is valid for three months → Ce billet est valable trois mois.

[argument, point, question, claim, reason] → valable; [excuse] → valable

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

valid

adj

ticket, passport → gültig (also Comput); (Jur) document, marriage → (rechts)gültig; contract → bindend, rechtsgültig; claim → berechtigt, begründet; no longer valid (ticket) → nicht mehr gültig; passport also → abgelaufen

argument, reasoning, interpretation → stichhaltig; excuse, reason → triftig, einleuchtend; objection → berechtigt, begründet; this argument isn’t valid (in itself) → dieses Argument ist nicht stichhaltig; (= not relevant) → dieses Argument ist nicht zulässig or gilt nicht; is it valid to assume this? → ist es zulässig, das anzunehmen?; that’s a very valid point → das ist ein sehr wertvoller Hinweis

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

valid

[ˈvælɪd] adj (ticket, document, excuse) → valido/a; (claim, objection) → giustificato/a

valid

(ˈvӕlid) adjective

1. (of reasons, arguments etc) true; reasonable or acceptable. That is not a valid excuse.

2. legally effective; having legal force. He has a valid passport.

ˈvalidly adverb

valid

→ صَالِح přesvědčivý gyldig berechtigt έγκυρος válido voimassaoleva valide valjan valido 正当な 정당한 geldig gyldig ważny válido действительный giltig มีผลบังคับใช้ geçerli có giá trị 有效的

val·id

a. válido-a, valedero-a.

valid

adj válido

References in classic literature ?

"No," replied the Monkey; "but I will support you if you can urge a valid claim to my approval."

View in context

Clearly much that seemed valid seemed so only because he had been taught it from his earliest youth.

View in context

The first thing necessary to render an act valid is, that the notary should be thoroughly convinced that he has faithfully interpreted the will and wishes of the person dictating the act.

View in context

"It rests entirely with you to say whether any valid reason can or can not be produced to explain such an extraordinary proceeding as this.

View in context

"I am entirely unable to discover any apparatus or method anticipating the invention of Bell as a whole," he said; "and I conclude that his patent is valid." But the officials of the great corporation refused to take this report seriously.

View in context

She accepted the rules with which they played the game of life as valid for them, but never for a moment thought of regulating her own conduct in accordance with them.

View in context

All Debts contracted and Engagements entered into, before the Adoption of this Constitution, shall be as valid against the United States under this Constitution, as under the Confederation.

View in context

The deeper we delve in search of these causes the more of them we find; and each separate cause or whole series of causes appears to us equally valid in itself and equally false by its insignificance compared to the magnitude of the events, and by its impotence- apart from the cooperation of all the other coincident causes- to occasion the event.

View in context

You should legally and effectually marry them; and as, sir, my way of marrying may not be easy to reconcile them to, though it will be effectual, even by your own laws, so your way may be as well before God, and as valid among men.

View in context

Certainly there were valid things to be said against the election of Mr.

View in context

I shall return to it in a later lecture, and will only observe, for the present, that there seem to me no valid grounds for regarding what we see and hear as not part of the physical world.

View in context

The bride showed no signs of displeasure at the deception; on the contrary, hearing them say that the marriage, being fraudulent, would not be valid, she said that she confirmed it afresh, whence they all concluded that the affair had been planned by agreement and understanding between the pair, whereat Camacho and his supporters were so mortified that they proceeded to revenge themselves by violence, and a great number of them drawing their swords attacked Basilio, in whose protection as many more swords were in an instant unsheathed, while Don Quixote taking the lead on horseback, with his lance over his arm and well covered with his shield, made all give way before him.