Tra từ ptolemy - Từ điển WordNet v3.1

noun

1. Alexandrian astronomer (of the 2nd century) who proposed a geocentric system of astronomy that was undisputed until the late Renaissance
• Syn:
Claudius Ptolemaeus
• Derivationally related forms:
Ptolemaic
• Instance Hypernyms:
astronomer, uranologist, stargazer
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
• Hypernyms:
dynasty
• Member Meronyms:
Ptolemy I, Ptolemy II