στάδιο

Etymology
From.

Noun

 * 1)  stadium, sports venue
 * 2) Ancient unit of length (184.9 meters)
 * 3)  cable (the unit of length = 608 feet = 185 m = $1/10$ nautical mile)
 * 4) stage a segment of time, one of a series representing a stage of development
 * 5)  real or virtual space for an activity (stage, theatre)