English Explanatory Dictionary

valid

English dictionary entry

Meanings

adj
  1. Well-grounded or justifiable, pertinent.
  2. Acceptable, proper or correct; in accordance with the rules.
  3. Related to the current topic, or presented within context, relevant.
  4. Of a formula or system: such that it evaluates to true regardless of the input values.
  5. Of an argument: whose conclusion is always true whenever its premises are true.
  6. Genuine - as distinguished from efficient or regular - sacrament.

Pronunciation

/ˈvælɪd/ LL-Q1860 (eng)-Vealhurl-valid.wav LL-Q1860 (eng)-Zazollo-valid.wav /ˈvæ.lɪd/ /ˈveɪ.lɪd/

Word forms

valid more valid most valid

Etymology

Etymology tree Proto-Indo-European *h₂welh₁- Proto-Indo-European *h₂wl̥h₁éh₁yeti Proto-Italic *walēō Latin valeō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin validusder. Middle French validebor. English valid Borrowed from Middle French valide (“healthy, sound, in good order”), from Latin validus, from valeō (“to be strong, to be healthy, to be worth”) + -idus, from Proto-Indo-European *h₂welh₁- (“be strong”).

Synonyms

acceptable allowable legit legitimate leveful licit permissible rightful rulable true valid arguable groundly proper warrantable applicable germane apposite apt felicitous in point material on point on-topic pertinent relevant salient to the point

Antonyms

invalid nonvalid disallowed illegitimate illicit nonstandard nude null null and void unvalid void

Related words

validate validation validator validness compatible compliant conformant standard suitable

Derived words

valid name valid time
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