opisthodomos
/əpɪsθəˈdɒmɒs/(also opisthodomus) Greek Archaeol.
noun
An apartment or vestibule (typically open) at the rear of an ancient Greek temple, situated within the portico and abutting the cella.
- Equivalent to the Roman posticum..
Origin
Early 18th century; earliest use found in Phillips's New World of Words. From ancient Greek ὀπισθόδομος back room or inner cell in a temple from ὀπισθο- + δόμος house, room, chamber.