'Ptolemaic system' definitions:
Definition of 'Ptolemaic system'
(from WordNet)
noun
(astronomy) Ptolemy's model of the universe with the Earth at the center
Definition of 'Ptolemaic system'
From: GCIDE
- 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 This theory was received for ages, until superseded by the Copernican system.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]