• Of or pertaining to an office or public trust.
  • Derived from the proper office or officer, or from the proper authority; made or communicated by virtue of authority
  • Approved by authority; authorized.
  • Sanctioned by the pharmacopoeia; appointed to be used in medicine; officinal.
  • Discharging an office or function.
  • Relating to an office; especially, to a subordinate executive officer or attendant.
  • Relating to an ecclesiastical judge appointed by a bishop, chapter, archdeacon, etc., with charge of the spiritual jurisdiction.
  • True, real, beyond doubt.
  • Listen in a national pharmacopeia.


  • An office holder invested with powers and authorities.
  • A person responsible for applying the rules of a game or sport in a competition.


Opposite words


  • From Middle English official, from Old French official, from Latin officiālis, from Latin officium ("duty, service").

Modern English dictionary

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