Tethys noun.
['tɛƟɪs] L19.[Latin from Greek Tēthus a sea-goddess, sister and wife of Oceanus.]Geology. A large sea that lay between Laurasia and Gondwanaland during late Palaeozoic times. Also
Tethys Ocean,
Tethys Sea.
■ Tethyan adjective of or pertaining to Tethys
L19. [TahlilGaran] English Dictionary ▲