Ptolemaic is the adjective formed from the name Ptolemy, and may refer to:
Pertaining to the Ptolemaic dynasty
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Ptolemaic dynasty
The Ptolemaic dynasty (; , ''Ptolemaioi''), also known as the Lagid dynasty (, ''Lagidai''; after Ptolemy I's father, Lagus), was a Macedonian Greek royal house which ruled the Ptolemaic Kingdom in Ancient Egypt during the Hellenistic period. ...
, the Macedonian Greek dynasty that ruled Egypt founded in 305 BC by Ptolemy I Soter
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Ptolemaic Kingdom
The Ptolemaic Kingdom (; , ) or Ptolemaic Empire was an ancient Greek polity based in Ancient Egypt, Egypt during the Hellenistic period. It was founded in 305 BC by the Ancient Macedonians, Macedonian Greek general Ptolemy I Soter, a Diadochi, ...
Pertaining to a certain ancient writer
*Relating to
Ptolemy
Claudius Ptolemy (; , ; ; – 160s/170s AD) was a Greco-Roman mathematician, astronomer, astrologer, geographer, and music theorist who wrote about a dozen scientific treatises, three of which were important to later Byzantine science, Byzant ...
, 2nd-century AD geographer and astronomer/astrologer
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Ptolemaic system
In astronomy, the geocentric model (also known as geocentrism, often exemplified specifically by the Ptolemaic system) is a superseded description of the Universe with Earth at the center. Under most geocentric models, the Sun, Moon, stars, an ...
, a geocentric model of the universe developed in detail by the astronomer Claudius Ptolemaeus
See also
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Ptolemy (name)
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