German

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Etymology

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Kreis +‎ Konstante

Pronunciation

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  • IPA(key): /ˈkraɪ̯skɔnˌstantə/
  • Hyphenation: Kreis‧kon‧stan‧te
  • Hyphenation: Kreis‧kons‧tan‧te

Proper noun

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die Kreiskonstante f (proper noun, usually definite, definite genitive der Kreiskonstante) or
die Kreiskonstante f (proper noun, adjectival, usually definite, definite genitive der Kreiskonstanten)

  1. (mathematics) the number π (an irrational constant representing the ratio of a circle's circumference to its diameter in Euclidean geometry; approximately 3.14159...,)
    Synonyms: π, Pi, Archimedes-Konstante, Kreiszahl, ludolfsche Zahl, Ludolfzahl

Usage notes

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  • This term can be declined either as a regular noun or a nominalized adjective. In technical usage, the latter prevails.

Declension

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Further reading

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