• Crystal

    Pronunciation

    • enPR: krĭsʹtəl, IPA: /ˈkrɪstəl/

    Alternative forms

    Origin

    Old English cristal ("clear ice/mineral"), from Latin crystallum ("crystal, ice"), later reinforced from Anglo-Norman cristall, Middle French cristal, from Latin crystallum, from Ancient Greek κρύσταλλος (krustallos, "clear ice"), from κρύος (kruos, "frost"), from the Proto-Indo-European *krus-, *kru- ("hard, hard outer surface, crust").

    Full definition of crystal

    Noun

    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.
    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.
    5. The glass over the dial of a watch case.

    Synonyms

    Antonyms

    Adjective

    crystal

    1. Very clear."Do I make myself clear?"
      "Crystal."
    © Wiktionary