| protocol | |
| 1. n. (now chiefly historical) The minutes, or official record, of a negotiation or transaction; especially a document drawn up officially which forms the legal basis for subsequent agreements based on it. | |
| 2. n. (international law, now rare) An official record of a diplomatic meeting or negotiation; later specifically, a draft document setting out agreements to be signed into force by a subsequent formal trea | |
| 3. n. (international law) An amendment to an official treaty. | |
| 4. n. The first leaf of a roll of papyrus, or the official mark typically found on such a page. | |
| 5. n. The official formulas which appeared at the beginning or end of certain official documents such as charters, papal bulls etc. | |
| 6. n. (sciences) The original notes of observations made during an experiment; also, the precise method for carrying out or reproducing a given experiment. | |
| 7. n. The official rules and guidelines for heads of state and other dignitaries, governing accepted behaviour in relations with other diplomatic representatives or over affairs of state. | |
| 8. n. (by extension) An accepted code of conduct; acceptable behaviour in a given situation or group. | |
| 9. n. (computing) A set of formal rules describing how to transmit or exchange data, especially across a network. | |
| 10. n. (medicine) The set of instructions allowing a licensed medical professional to start, modify, or stop a medical or patient care order. | |
| 11. v. (obsolete, transitive) To make a protocol of. | |
| 12. v. (obsolete, intransitive) To make or write protocols, or first drafts; to issue protocols. | |
