Ptolemy - Definition
ptolemy
n 1: Alexandrian astronomer (of the 2nd century) who proposed a
geocentric system of astronomy that was undisputed until
the late Renaissance [syn: Ptolemy, Claudius
Ptolemaeus]
2: an ancient dynasty of Macedonian kings who ruled Egypt from
323 BC to 30 BC; founded by Ptolemy I and ended with
Cleopatra [syn: Ptolemy, Ptolemaic dynasty]