protocol
🇺🇸
/ˈprəʊtəkɑːl/
🇬🇧
/ˈprəʊtəkɒl/
Official rules for formal meetings between governments
The protocol requires formal dress for all diplomatic events.
First version or extra part of an agreement between countries
The protocol added new terms to the original treaty.
Rules for sending data between computers
The network protocol ensures secure data transfer between devices.
Plan for scientific experiments or medical treatments
The research protocol must be followed exactly for accurate results.