telesterion: Meaning and Definition of

tel•es•te•ri•on

Pronunciation: (tel"u-stēr'ē-on"), [key]
— pl. tel•es•te•ri•a
  1. (in ancient Greece) a building in which religious mysteries were celebrated.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.