(jim·nā′zē·əm) noun plural ·si·ums or ·si·a (-zē·ə)
1. A building or room used for physical education activities and sports, and usually having gymnastic equipment.
2. In ancient Greece, a place where youths met for physical exercise and discussion. [<L <Gk. gymnasion <gymnazein exercise, train naked <gymnos naked]

(gim·nä′zē·m) noun
In continental Europe, especially Germany, a classical school preparatory to the universities.