Goldene Zahl

== German == === Etymology === From golden +‎ Zahl. === Pronunciation === IPA(key): [ˈɡɔldənɐ ˈtsaːl] === Proper noun === die Goldene Zahl f (proper noun, usually definite, definite genitive der Goldenen Zahl) (mathematics) the irrational number phi of the golden ratio / golden section (sectio aurea) die Goldene Zahl ― the golden ratio (chronology) golden number (numerus aureus) ==== Declension ==== ==== Related terms ====