Proterozoikum

 

German Wikipedia has an article on:

Proterozoikum

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Learned borrowing from New Latin Proterozoicum

• IPA^(key): /pʁoteʁoˈtsoːikʊm/

• Audio:

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das Proterozoikum n (proper noun, strong, usually definite, definite genitive des Proterozoikums)

1. the Proterozoic

• Paläoproterozoikum
• Mesoproterozoikum
• Neoproterozoikum
• Präkambrium
• Archaikum
• Phanerozoikum

• “Proterozoikum” in Duden online