FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

protokathedria πρωτοκαθεδρία — pro-tok-ath-ed-ree'-ah — from 4413 and 2515; a sitting first (in the front row), i.e. preeminence in council:--chief (highest, uppermost) seat.

see GREEK for 4413

see GREEK for 2515