SACRARIUM Meaning of SACRARIUM in English n. (pl. sacraria) 1 the sanctuary of a church. 2 RC Ch. a piscina. 3 Rom. Antiq. a shrine; the room (in a house) containing the penates. [ L f. sacer sacri holy ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012