Definition of Ptolemaism in English:

Ptolemaism

noun

History Of Science
  • Belief in the Ptolemaic system of astronomy.

Origin

Mid 19th century; earliest use found in Ralph Waldo Emerson (1803–1882), lecturer and author. From ptolema- + -ism.

Pronunciation

Ptolemaism

/ˌtɒləˈmeɪɪz(ə)m/