Found 1 items, similar to Ptolemy.
English → English (WordNet) Definition: Ptolemy Ptolemy n 1: Alexandrian astronomer who proposed a geocentric system of astronomy that was undisputed until Copernicus (2nd century AD) [syn: 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: Ptolemaic dynasty]