Synonyms for invalid
ˈɪn və lɪd; Brit. -ˌlidin·valid

WiktionaryRate these synonyms:0.0 / 0 votes

1. invalid1

   Synonyms:
   nonvalid

   Antonyms:
   valid

Complete Dictionary of Synonyms and AntonymsRate these synonyms:0.0 / 0 votes

1. invalid

   Synonyms:
   infirm, sick, weakly, frail, feeble

   Antonyms:
   strong, vigorous, healthy, well

Princeton's WordNetRate these synonyms:3.0 / 1 vote

1. invalid, shut-inadjective

   someone who is incapacitated by a chronic illness or injury

   Synonyms:
   shut-in

   Antonyms:
   binding, sound, well-grounded, unexpired, reasoned, valid, legal, effectual, legitimate, validated, logical

2. invalidadjective

   having no cogency or legal force

   "invalid reasoning"; "an invalid driver's license"

   Antonyms:
   legitimate, logical, valid, validated, binding, sound, legal, reasoned, unexpired, well-grounded, effectual

3. invalidverb

   no longer valid

   "the license is invalid"

   Antonyms:
   logical, well-grounded, unexpired, effectual, sound, reasoned, legal, legitimate, binding, valid, validated

4. invalidverb

   force to retire, remove from active duty, as of firemen

   Synonyms:
   disable, handicap, incapacitate

   Antonyms:
   validated, effectual, well-grounded, unexpired, legitimate, sound, valid, binding, legal, logical, reasoned

5. disable, invalid, incapacitate, handicapverb

   injure permanently

   "He was disabled in a car accident"

   Synonyms:
   incapacitate, handicap, disable, disenable, hamper, hinder

   Antonyms:
   well-grounded, valid, sound, legitimate, legal, binding, validated, unexpired, reasoned, logical, effectual

Matched Categories

1. • Remove

Dictionary of English SynonymesRate these synonyms:0.0 / 0 votes

1. invalidadjective

   Synonyms:
   (Law.) void, null, of no legal force, null and void

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. invalidadjective

   Synonyms:
   null, void, of no efficacy, baseless, unfounded

2. invalidadjective

   Synonyms:
   valetudinary

3. invalidnoun

   Synonyms:
   valetudinarian

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "invalid":

   non-valid, null, invalids, in-valid, disabled, incorrect, impermissible, void, valid, ineffective, spoilt, invalidated, nil, zero, invalidity, nullity

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Words popularity by usage frequency

How to use invalid in a sentence?

1. Yves Bot:

   It is apparent from the findings of the High Court of Ireland and of the (European) Commission itself that the law and practice of the United States allow the large-scale collection of the personal data of citizens of the EU which is transferred, without those citizens benefiting from effective judicial protection, the Commission decision is invalid.

2. The Norwegian Supreme Court:

   There was no ground to make the change in regulation invalid.

3. Thomas Sowell:

   To include freedom in the very definition of democracy is to define a process not by its actual characteristics as a process but by its hoped for results. This is not only intellectually invalid, it is, in practical terms, blinding oneself in advance to some of the unwanted consequences of the process

4. Irish Proverb:

   Every invalid is a doctor.

5. The CNIL:

   Facebook transfers personal data to the United States on the basis of Safe Harbour, although the Court of Justice of the European Union declared invalid such transfers in its ruling of October 6, 2015.