English

Definition of the Ptolemaic system noun from the Oxford Advanced Learner's Dictionary

 

the Ptolemaic system

 noun
noun
BrE BrE//ˌtɒləˈmeɪɪk sɪstəm//
 
; NAmE NAmE//ˌtɑːləˈmeɪɪk sɪstəm//
 
[singular]
 
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the theory in the past that the earth was the centre of the universe, with other planets and stars moving around it compare Copernican system
See the Oxford Advanced American Dictionary entry: the Ptolemaic system