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Sapphire vs Undefined - What's the difference?

sapphire | undefined |

As a proper noun sapphire

is from the precious stone.

As an adjective undefined is

lacking a definition or value.

sapphire

English

(wikipedia sapphire)

Noun

(en noun)
  • A clear deep blue variety of corundum, valued as a precious stone.
  • * {{quote-magazine, date=2012-03
    • , author=Lee A. Groat , title=Gemstones , volume=100, issue=2, page=128 , magazine=(American Scientist) citation , passage=Although there are dozens of different types of gems, among the best known and most important are diamond, ruby and sapphire , emerald and other gem forms of the mineral beryl, chrysoberyl, tanzanite, tsavorite, topaz and jade.}}
  • A white, yellow, or purple variety of corundum, either clear or translucent.
  • A deep blue colour.
  • A type of South American hummingbird.
    • The blue-chinned sapphire can be found many parts of South America, depending on season.

    Derived terms

    (Derived terms) * Padparadscha sapphire * pink sapphire * sapphirine * star sapphire * water sapphire * white sapphire * yellow sapphire

    Related terms

    * corundum

    Adjective

    (en adjective)
  • of a deep blue colour.

    • See also

    * * Sapphire ----

    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