English to English
1. (computer science) rules determining the format and transmission of data
2. forms of ceremony and etiquette observed by diplomats and heads of state
3. code of correct conduct
safety protocols|academic protocol
4. The original copy of any writing, as of a deed, treaty, dispatch, or other instrument.
5. To make a protocol of.
6. To make or write protocols, or first draughts; to issue protocols.