What is the meaning of office?

noun

• Place of business where professional or clerical duties are performed.
  • usage: "he rented an office in the new building"
  • synonyms: business office
• An administrative unit of government.
  • usage: "the Central Intelligence Agency"; "the Census Bureau"; "Office of Management and Budget"; "Tennessee Valley Authority"
  • synonyms: agency, federal agency, government agency, bureau, authority
• The actions and activities assigned to or required or expected of a person or group.
  • usage: "the function of a teacher"; "the government must do its part"; "play its role"
  • synonyms: function, part, role
• Of a government or government official. ( holding an office means being in power)
  • usage: "being in office already gives a candidate a great advantage"; "during his first year in office"; "during his first year in power"; "the power of the president"
  • synonyms: power
• Professional or clerical workers in an office.
  • usage: "the whole office was late the morning of the blizzard"
  • synonyms: office staff
• A religious rite or service prescribed by ecclesiastical authorities.
  • usage: "the offices of the mass"
• A job in an organization.
  • usage: "he occupied a post in the treasury"
  • synonyms: position, post, berth, spot, billet, place, situation