ptolemy

• Nom propre ou nom commun se rapportant à une figure historique importante, à savoir l'astronome antique ayant proposé le modèle géocentrique de l'Univers, ou à la dynastie macédonienne qui régna sur l'Égypte de 323 av. J.-C. à 30 av. J.-C.

A proper noun referring to a notable historical figure, specifically an ancient astronomer who proposed a geocentric model of the universe, or to the Macedonian dynasty that ruled Egypt from 323 BC to 30 BC.

indénombrable · nom propre

1. Ancient astronomerC1formal

   An Alexandrian astronomer and mathematician from the 2nd century who proposed a geocentric model of the universe, which was widely accepted until the late Renaissance.

   Ptolémée (astronome antique)

   • Ptolemy's work, the Almagest, was a key text in astronomy for over a thousand years.
   • The Ptolemaic system placed Earth at the center of the universe.
   • Many scholars studied Ptolemy's theories until Copernicus challenged them.

2. Macedonian dynastyC1formal

   A dynasty of Macedonian Greek kings who ruled Egypt from 323 BC to 30 BC, founded by Ptolemy I Soter and ending with Cleopatra VII.

   Dynastie ptolémaïque

   • The Ptolemy dynasty was established after the death of Alexander the Great.
   • Cleopatra was the last active ruler of the Ptolemaic Kingdom.
   • Ptolemy I was a general under Alexander the Great.