1. A Greek measure, nearly an English furlong; an oblong area or course for foot-races and other gymnastic contests.

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

• staium,
• staidum,
• stadeum,
• stadish,
• stadiam,
• studiom,
• stadiume,
• studium,
• statium,
• stdium,
• statiums,
• staydium,
• stadic,
• stadum,
• staduim,
• stasium,
• stadid,
• satdium,
• statdium,
• startum

• statum,
• Steadham,
• stidham,
• studying,
• stud mare,
• Steadman,
• Stedman.

The adverb for the word "stadium" is "stadiumly" (although this is not commonly used).

The adjective form of the word "stadium" is "stadium-sized".