FROM STRONG’S GREEK DICTIONARY (1890)

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

archiereus ἀρχιερεύς — ar-khee-er-yuce' — from 746 and 2409; the high-priest (literally, of the Jews, typically, Christ); by extension a chief priest:--chief (high) priest, chief of the priests.

see GREEK for 746

see GREEK for 2409