38 results for: Valid

Dictionary Entries (11 more entries. View all »)
Dictionary.com Unabridged (v 1.1)Cite This Source
val·id    Audio Help   [val-id] Pronunciation Key
–adjective
1.sound; just; well-founded: a valid reason.
2.producing the desired result; effective: a valid antidote for gloom.
3.having force, weight, or cogency; authoritative.
4.legally sound, effective, or binding; having legal force: a valid contract.
5.Logic. (of an argument) so constructed that if the premises are jointly asserted, the conclusion cannot be denied without contradiction.
6.Archaic. robust; well; healthy.

[Origin: 1565–75; < L validus strong, equiv. to val(ére) to be strong + -idus -id4]

val·id·ly, adverb
val·id·ness, noun

3. substantial, cogent. 5. logical, convincing.
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Thesaurus Entries (2 more entries. View all »)
  Synonym Collection v1.1Cite This Source
Main Entry:  valid
Part of Speech:  adjective
Synonyms:  authentic, binding, certified, cogent, compelling, conclusive, confirmed, convincing, credible, effective, efficient, genuine, good, healthy, just, lawful, legal, legitimate, powerful, realistic, reasonable, right, satisfactory, satisfying, solid, sound, strong, sufficient, telling, true, verified, weighty
Source:  Synonym Collection v1.1
Copyright © 2008 by Lexico Publishing Group, LLC.
  Synonym Collection v1.1Cite This Source
Main Entry:  valid
Part of Speech:  noun
Synonyms:  validity
Source:  Synonym Collection v1.1
Copyright © 2008 by Lexico Publishing Group, LLC.
  Synonym Collection v1.1Cite This Source
Main Entry:  valid
Part of Speech:  verb
Synonyms:  ratify
Source:  Synonym Collection v1.1
Copyright © 2008 by Lexico Publishing Group, LLC.

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