ˈkau̇ntər+ˌ- noun
Etymology: counter- + earth; translation of Greek antichthōn
: a planet supposed in Pythagoreanism to accompany the earth in its revolutions and to shield it from the fire at the center of the universe
ˈkau̇ntər+ˌ- noun
Etymology: counter- + earth; translation of Greek antichthōn
: a planet supposed in Pythagoreanism to accompany the earth in its revolutions and to shield it from the fire at the center of the universe
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012