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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.
Ptol·e·my 2(tŏl′ə-mē) fl. second century ad.
Alexandrian Greek astronomer and geographer whose geocentric model of the universe dominated cosmological theory until the Renaissance.
(Biography) Latin name Claudius Ptolemaeus. 2nd century ad, Greek astronomer, mathematician, and geographer. His Geography was the standard geographical textbook until the discoveries of the 15th century. His system of astronomy (see Ptolemaic system), as expounded in the Almagest, remained undisputed until the Copernican system was evolved
Ptol•e•my(ˈtɒl ə mi)
n., pl. -mies.
1. (Claudius Ptolemaeus) fl. A.D. 127–151, Alexandrian mathematician, astronomer, and geographer.
2. any of the kings of the Macedonian dynasty in Egypt 323–30 b.c.
Ptol•e•my(ˈtɒl ə mi)
1. Ptolemy I, (surnamed Soter) 367?–280 B.C., ruler of Egypt 323–285: founder of Macedonian dynasty in Egypt.
2. Ptolemy II, (surnamed Philadelphus) 309?–247? B.C., king of Egypt 285–247? (son of Ptolemy I).
Second century a.d. Greek astronomer and mathematician who based his astronomy on the belief that all heavenly bodies revolve around Earth. See more at Copernicus.
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|Noun||1.||Ptolemy - Alexandrian astronomer (of the 2nd century) who proposed a geocentric system of astronomy that was undisputed until the late Renaissance|
|2.||Ptolemy - an ancient dynasty of Macedonian kings who ruled Egypt from 323 BC to 30 BC; founded by Ptolemy I and ended with Cleopatra|
dynasty - a sequence of powerful leaders in the same family
Ptolemy I - the king of Egypt who founded the Macedonian dynasty in Egypt; a close friend and general of Alexander the Great who took charge of Egypt after Alexander died (circa 367-285 BC)
Ptolemy II - son of Ptolemy I and king of Egypt who was said to be responsible for the Septuagint (circa 309-247 BC)