tellurion

[ te-loor-ee-on ]

noun

1. an apparatus for showing the manner in which the diurnal rotation and annual revolution of the earth and the obliquity of its axis produce the alternation of day and night and the changes of the seasons.

tellurion

/ tɛˈlʊərɪən /

noun

1. an instrument that shows how day and night and the seasons result from the tilt of the earth, its rotation on its axis, and its revolution around the sun

Word History and Origins

Origin of tellurion¹

1825–35; < Latin tellūr- (stem of tellūs ) earth + Greek -ion diminutive suffix

Word History and Origins

Origin of tellurion¹

C19: from Latin tellūs the earth