Strong's #2405: hierateia (pronounced hee-er-at-i'-ah)
from 2407; priestliness, i.e. the sacerdotal function:--office of the priesthood, priest's office.
Thayer's Greek Lexicon:
̔́
hierateia
1) the priesthood, the office of a priest
Part of Speech: noun feminine
Relation: from G2407
Citing in TDNT: 3:251, 349
Usage:
This word is used 2 times:
Luke 1:9: "to the custom of the priest's office, his lot was to burn incense when he went into"
Hebrews 7:5: "of Levi, who receive the office of the priesthood, have a commandment to take tithes of the"