co-cathedral

Etymology
From.

Noun

 * 1)  One of a group of churches (usually a pair) which share the function of being the seat of a bishop.

Translations

 * Czech:
 * Dutch: cokathedraal
 * French:
 * German: Konkathedrale
 * Hungarian: társszékesegyház, társkatedrális
 * Italian:
 * Polish:
 * Spanish: concatedral