See also: Crystal


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Alternative formsEdit


From Middle English crystal, cristal, criȝstall, from Old English cristalla (crystal), a borrowing from Latin crystallum (crystal, ice) (later reinforced from Anglo-Norman cristall and Middle French cristal, from Latin crystallum), from Ancient Greek κρύσταλλος (krústallos, clear ice), from κρύος (krúos, frost), from Proto-Indo-European *krews- (hard, hard outer surface, crust).


  • enPR: krĭsʹtəl, IPA(key): /ˈkɹɪstəl/
  • (file)
  • Rhymes: -ɪstəl


crystal (countable and uncountable, plural crystals)

  1. (countable) A solid composed of an array of atoms or molecules possessing long-range order and arranged in a pattern which is periodic in three dimensions.
    Synonym: grain
    Antonyms: amorphous, glass
  2. (countable) A piece of glimmering, shining mineral resembling ice or glass.
  3. (uncountable) A fine type of glassware, or the material used to make it.
  4. (uncountable, slang) Crystal meth: methamphetamine hydrochloride.
    • 1968, Joan Didion, “Slouching Towards Bethlehem”, in Slouching Towards Bethlehem:
      He tells me he's been shooting crystal, which I already pretty much know because he does not bother to keep his sleeves rolled down over the needle tracks.
  5. (obsolete, usually in the plural) a person's eye.
  6. The glass over the dial of a watch case.

Derived termsEdit


  • Hindi: क्रिस्टल (krisṭal)
  • Japanese: クリスタル (kurisutaru)


The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.


crystal (not comparable)

  1. Very clear.
    "Do I make myself clear?" / "Crystal."