Synonyms for valid
ˈvæl ɪd

Princeton's WordNet(1.00 / 2 votes)Rate these antonyms:

1. valid(adj)

   well grounded in logic or truth or having legal force

   "a valid inference"; "a valid argument"; "a valid contract"

   Antonyms:
   fallacious, invalidated, null, expired, sophistical, uncollectible, bad, nullified, false, unsound, invalid, sophistic, void

2. valid(adj)

   still legally acceptable

   "the license is still valid"

   Antonyms:
   sophistical, expired, uncollectible, invalid, bad, nullified, invalidated, unsound, false, sophistic, null, fallacious, void

Wiktionary(1.00 / 1 vote)Rate these synonyms:

1. valid(adjective)

   Antonyms:
   invalid

2. valid(adjective)

   I will believe him as soon as he offers a valid answer.

   Antonyms:
   invalid

3. valid(adjective)

   Antonyms:
   invalid

4. valid(adjective)

   Antonyms:
   invalid

5. valid(adjective)

   A formula or system that evaluates to true regardless of the input values.

   Synonyms:
   tautological

   Antonyms:
   invalid

6. valid(adjective)

   An argument is valid if and only if the set consisting of both (1) all of its premises and (2) the contradictory of its conclusion is inconsistent.

   Antonyms:
   invalid

English Synonyms and Antonyms(2.33 / 3 votes)Rate these synonyms:

1. valid

   Synonyms:
   adequate, advantageous, beneficial, competent, effective, efficient, expedient, potent, powerful, profitable, real, serviceable, solid, sound, substantial, sufficient, useful, valuable, worthy

   Antonyms:
   abortive, baseless, bootless, deceitful, delusive, empty, fruitless, futile, idle, inconstant, ineffectual, nugatory, null, profitless, shadowy, trifling, trivial, unavailing, unimportant, unprofitable, unreal, unsatisfying, unserviceable, unsubstantial, useless, vain, vapid, visionary, worthless

Complete Dictionary of Synonyms and Antonyms(3.33 / 3 votes)Rate these synonyms:

1. valid

   Synonyms:
   strong, powerful, cogent, weighty, sound, substantial, available, efficient, sufficient, operative, conclusive

   Antonyms:
   weak, invalid, powerless, unsound, unsubstantial, unavailable, inefficient, insufficient, inoperative, obsolete, effete, superseded, inconclusive

Dictionary of English Synonymes(0.00 / 0 votes)Rate these synonyms:

1. valid(a.)

   Synonyms:
   efficacious, efficient, sound, weighty, powerful, conclusive, logical, cogent, persuasive, good, just, solid, important, grave, sufficient, strong, not weak, not defective, not frivolous, not fallacious

Synonyms, Antonyms & Associated Words(4.00 / 2 votes)Rate these synonyms:

1. valid(a)

   Synonyms:
   cogent, logical, justifiable, efficacious, well-grounded

   Antonyms:
   invalid

PPDB, the paraphrase database(0.00 / 0 votes)Rate these paraphrases:

1. List of paraphrases for "valid":

   validity, válido, effective, validates, meaningful, validate, valuable, worthwhile, able-bodied, sound, invalid, good, true, sari, legitimate, applicable, effectively, viable, tenable, justified, worthy, well-founded, validated

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How to use valid in a sentence?

1. Van Beurden:

   The contract that we have with Fos, the maritime contractor that we have there, the lease that they have in terminal 5 we think they are legally valid and indeed have tested it and are ready to move ahead with putting the Polar Pioneer (rig) there, loading it out so it is ready for its journey to Alaska, we have not seen, apart from the protests, any legal obstacles for us to do that.

2. Ehsan Sehgal:

   Each one is an invalid or valid sign of its parents, who compromised that and signed for such work of love, whether wrong or right in a legal and religious context.

3. Van Drew:

   Any time when just about 50 % of the American public does not believe that the elections are valid, there's something wrong.

4. Carl Schuster:

   Everything boils down to what Britain does, if it transfers Chagos Islands to Mauritius -- and it has a history of obeying these rulings -- then it's up to Mauritius. If they say the existing agreement is no longer valid, then( Jeremy Corbyn) would have to renegotiate.

5. Forza Italia:

   The truth is that Renzi's Italy counts for very little on the international stage despite the fact that our military is involved in highly delicate operations, because (the prime minister) is incapable of presenting a valid, coherent strategy.

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