kalˈsidə̇kəm noun
or chal·cid·ic -dik
( plural chalcidi·ca -ə̇kə ; or chalcidics )
Etymology: Latin chalcidicum, from neuter of Chalcidicus Chalcidian, from Chalcid-, Chalcis + Latin -icus -ic
1.
a. : a porch of entrance especially to a Roman basilica
b. : a vestibule of a Christian basilica : narthex
2. : a building attached to a Roman basilica
3. : a large Roman building for judicial functions