• Protocol (diplomacy)
  Protocol (diplomacy)
  In international politics, protocol is the etiquette of diplomacy and affairs of state.A protocol is a rule which guides how an activity should be performed, especially in the field of diplomacy. In diplomatic services and governmental fields of endeavor protocols are often unwritten guidelines...
  
  , the etiquette of diplomacy and affairs of state
• Protocol (politics)
  Protocol (politics)
  Protocol can mean any logbook or other artifact of a political meeting between persons from different nations, such as the Kyoto Protocol on Climate Change. The most notorious example of a forged logbook is "The Protocols of the Elders of Zion"....
  
  , a formal agreement between nation states
• Protocol, a.k.a. etiquette
  Etiquette
  Etiquette is a code of behavior that delineates expectations for social behavior according to contemporary conventional norms within a society, social class, or group...
  
  
• Clinical protocol, a.k.a. guideline (medical)
• Research methods:
  • Protocol (natural sciences)
    Protocol (natural sciences)
    In the natural sciences a protocol is a predefined written procedural method in the design and implementation of experiments. Protocols are written whenever it is desirable to standardize a laboratory method to ensure successful replication of results by others in the same laboratory or by other...
    
    
  • Clinical trial protocol
    Clinical trial protocol
    A clinical trial protocol is a document that describes the objective, design, methodology, statistical considerations, and organization of a clinical trial...
    
    
• Voice procedure
  Voice procedure
  Voice procedure includes various techniques used to clarify, simplify and standardize spoken communications over two-way radios, in use by the military, in civil aviation, police and fire dispatching systems, citizens' band radio , etc....
  
   a protocol for voice communications
• Protocol (object-oriented programming)
  Protocol (object-oriented programming)
  In object-oriented programming, a protocol or interface is a common means for unrelated objects to communicate with each other. These are definitions of methods and values which the objects agree upon in order to cooperate....
  
  , a common means for unrelated objects to communicate with each other
• Communications protocol
  Communications protocol
  A communications protocol is a system of digital message formats and rules for exchanging those messages in or between computing systems and in telecommunications...
  
  , in telecommunications and computer networking
• Protocol (band)
  Protocol (band)
  Protocol were a British pop group, who were formed in 2005. They were produced by Mike Peden. They consisted of:* John Pritchard, lead vocals* James McMaster, guitar* Steven Oates, bass* David Malik, keyboards/synthesizers* Dominic Joseph, drums...
  
  , British
• Protocol (film)
  Protocol (film)
  Protocol is a 1984 comedy film that starred Goldie Hawn and Chris Sarandon. The screenplay was by Buck Henry and it was directed by Herbert Ross....
  
  , a 1984 comedy film
• Protocol (album), the début album/EP from Simon Phillips

See also

• List of network protocols
• The Protocols of the Elders of Zion
  The Protocols of the Elders of Zion
  The Protocols of the Elders of Zion is a fraudulent, antisemitic text purporting to describe a Jewish plan for achieving global domination. It was first published in Russia in 1903, translated into multiple languages, and disseminated internationally in the early part of the twentieth century...