Ptolemaic

[tol-uh-mey-ik]
adjective
  1. of or relating to Ptolemy or his system of astronomy.
  2. of or relating to the dynastic house of the Ptolemies or the period of their rule in Egypt.

Origin of Ptolemaic

1665–75; < Greek Ptolemaikós of Ptolemy, equivalent to Ptolema(îos) Ptolemy + -ikos -ic
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British Dictionary definitions for ptolemaic

Ptolemaic

adjective
  1. of or relating to the Greek astronomer Ptolemy or to his conception of the universe
  2. of or relating to the Macedonian dynasty that ruled Egypt from the death of Alexander the Great (323 bc) to the death of Cleopatra (30 bc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for ptolemaic

Ptolemaic

adj.

1670s, "of Ptolemy," Alexandrian astronomer (2c.) whose geocentric model of the universe was accepted until the time of Copernicus and Kepler. Also (1771) "of the Ptolemies," Macedonian Greek dynasty that ruled Egypt from the death of Alexander to Cleopatra. Earlier form was Ptolemaean (1640s).

Online Etymology Dictionary, © 2010 Douglas Harper