diaconicon

(from the article `sacristy`) ...objects used in the services are stored and in which the clergy and sometimes the altar boys and the choir members put on their robes. In the ...
Found on http://www.britannica.com/eb/a-z/d/41

Diaconicon

The diaconicon (διακονικόν diakonikon; Slavonic: diakonik) is, in Eastern Orthodox and Eastern Catholic (`Uniate`) churches, the name given to a chamber on the south side of the central apse of the church, where the vestments, books, etc., that are used in the Divine Services of the church are kept (the sacred vessels are kept in the P.....
Found on http://en.wikipedia.org/wiki/Diaconicon

diaconicon

sacristy for sacred vessels in Orthodox churches
Found on http://phrontistery.info/d.html
No exact match found