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Crystal vs Undefined - What's the difference?

crystal | undefined |

As a proper noun crystal

is .

As an adjective undefined is

lacking a definition or value.

crystal

English

(wikipedia crystal)

Alternative forms

* crystall (obsolete) * chrystal (obsolete)

Noun

  • (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.
  • (countable) A piece of glimmering, shining mineral resembling ice or glass.
  • (uncountable) A fine type of glassware, or the material used to make it.
  • (uncountable, slang) crystal meth: methamphetamine hydrochloride.
  • The glass over the dial of a watch case.

    • Synonyms

    * (array of atoms) grain

    Antonyms

    * (array of atoms) amorphous, glass

    Derived terms

    * anticrystal * crystalliferous * crystalline * crystallite * crystallization, crystallisation * crystallize, crystallise * crystallographer * crystalloid * crystal stone * quasicrystal

    Related terms

    * blood crystal * clear as crystal * compound crystal * crystal ball * crystal clear * Iceland crystal * liquid crystal * mountain crystal * rock crystal

    Adjective

    (-)
  • Very clear.
    • "Do I make myself clear?" / "Crystal ."

    References

    *

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined