tablinum

(from the article `domus`) ...the perimeter into different spaces for conversation and relaxation; it was reached from the street through the prothyrum, an entrance passageway. ...
Found on http://www.britannica.com/eb/a-z/t/2

Tablinum

(Latin) in a Roman house, a reception area and storage area for the images of ancestors and family records.
Found on http://www.hestories.info/greco-roman-world-glossary.html
No exact match found