1. An instrument for showing the obliquity of the earth's axis, and the causes which produce the succession of day and night and the changes of the seasons.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• telourian,
• tellirian,
• telurian,
• tellurin,
• tellurien,
• rellurion,
• fellurion,
• gellurion,
• yellurion,
• 6ellurion,
• 5ellurion,
• twllurion,
• tsllurion,
• tdllurion,
• trllurion,
• t4llurion,
• t3llurion,
• Telligion,
• Tellurionne,
• Tellerien

The plural of the "Tellurion" can be the "tellurions".

The singular of the "Tellurion" can be the "Tellurion".