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chalcidicum

American  
[kal-sid-i-kuhm] / kælˈsɪd ɪ kəm /

noun

plural

chalcidica
  1. an annex of an ancient Roman basilica.

  2. an annex or appendage, especially a narthex, of an early Christian basilica.


Etymology

Origin of chalcidicum

1720–30; < Latin, noun use of neuter of Chalcidicus < Greek Chalkidikós, equivalent to Chalkid- (stem of Chalkís ) Chalcis + -ikos -ic