Definition:
protonotary
- protonotarychief clerk or official in certain courts of law
- protonotarythe chief secretary of the patriarch of Constantinople
- protonotarya. any of the seven members of the college of prothonotaries apostolic, charged chiefly with the registry of pontifical acts and canonizations b. honorary title for certain other prelates
- protonotarya court clerk; a chief clerk of any of various courts of law also PROTHONOTARY