Synonyms for department

noun

1. The field of one's activity

   jurisdiction, activity, interest, occupation, province, bureau, incumbency, business, capacity, dominion, administration, sphere, appointed sphere, sphere of duty, station, function, office, walk of life, avocation, vocation, specialty, field, duty, assignment, bailiwick, berth, niche, spot*; see also job 1.

2. An organized subdivision

   section, office, bureau, division, branch, unit, district, precinct, tract, range, quarter, area, arena, corps, agency, board, commission, administration, circuit, territory, canton, parish, shire, constituency, commune, ward, geographical division, regional authority, district office, force, staff, beat*; see also authority 3, branch 1, committee, division 2, 5.