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valid

/ˈvælɪd/adjective2 syllables

Valid means: well grounded in logic or truth or having legal force.

Synonyms for valid27

adjective, as in well grounded in logic or truth or having legal force

binding, legal, sound, effectual, legitimate, logical, reasoned, well-grounded, validated, reasonable, sensible

adjective, as in still legally acceptable

unexpired

also used for valid

arguable, groundly, proper, warrantable, legit, applicable, germane, apposite, apt, well-placed, felicitous, in point, material, acceptable, allowable

Includes material from Wiktionary, CC BY-SA 4.0.

Opposites of valid

invalid

What does valid mean?2

adjective

1

well grounded in logic or truth or having legal force“a valid inference”

2

still legally acceptable“the license is still valid”

Definitions from the Open English WordNet, CC BY 4.0.

Valid in a sentence

  • There is more than one valid answer, but not every answer is valid.shekitten
  • Tickets are valid for just two days, including the day they're purchased.CK
  • Tickets are valid for three days, including the day they're purchased.CK
  • It is advisable to bring some photographic identification, such as a valid passport.Cangarejo
  • Sorry, but your ticket is no longer valid.sundown
  • Regardless of whether this test is valid or not, it is very prevalent.sundown
  • Regardless of whether this test is valid or not, it is in widespread use.sundown
  • Regardless of whether this test is valid or not, it is very widely used.sundown

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.