- name of a Macedonian dynasty of Egypt founded by Ptolemy I and ruling from 323 to 30
- pl. -·mies a member of this dynasty
An Egyptian dynasty of Macedonian kings (323–30 BC). The Ptolemies included Ptolemy I (367?–283?), a general in Alexander the Great's army who succeeded him as ruler of Egypt (323–285), and Ptolemy XV (47–30), who ruled as coregent (44–30) with his mother, Cleopatra.
fl. second century AD.
Alexandrian Greek astronomer and geographer whose geocentric model of the universe dominated cosmological theory until the Renaissance.
c. 1475 portrait by
Joos van Gent (active 1460–1480)