Dictionary entry

ἱερατεία

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

ἱερατεία (WH, -ία), -ας, ἡ

(< ἱερατεύω), [in LXX for כּהן pi., כְּהֻנָּה (Ex 29:9, al.), exc. Ho 3:4 (אֵפוֹד)*;]

priesthood, office of priest: Lk 1:9, He 7:5.†