Wordnet 3.0
ADJECTIVE (2)
1.
of or relating to the astronomer Ptolemy;
2.
of or relating to the geocentric Ptolemaic system;
- Example: "in the Ptolemaic system of planetary motion the earth is fixed as the center of the universe with the sun and moon and planets revolving around it"
The Collaborative International Dictionary of English v.0.48:
Ptolemaic \Ptol`e*ma"ic\, a.
Of or pertaining to Ptolemy, the geographer and astronomer.
[1913 Webster]
Ptolemaic system (Astron.), the system maintained by
Ptolemy, who supposed the earth to be fixed in the center
of the universe, with the sun and stars revolving around
it. This theory was received for ages, until superseded by
the Copernican system.
[1913 Webster]
WordNet (r) 3.0 (2006):
Ptolemaic
adj 1: of or relating to the astronomer Ptolemy
2: of or relating to the geocentric Ptolemaic system; "in the
Ptolemaic system of planetary motion the earth is fixed as
the center of the universe with the sun and moon and planets
revolving around it"