**Protocol** (noun) — a set of agreed rules and procedures for doing something.
Here are some examples of using the word «protocol»:
1. The diplomatic **protocol** requires that we wait for an official invitation before we can make plans for the meeting.
2. The hospital has strict **protocols** in place to ensure patient safety and prevent infections.
3. We need to follow a specific **protocol** when handling hazardous materials to avoid accidents.
4. The company has implemented a new **protocol** for handling customer complaints to improve customer satisfaction.
5. The international **protocol** on climate change has been signed by many countries, but some are still refusing to comply.
6. The emergency response **protocol** was activated when the building caught fire, and everyone was safely evacuated.
7. The wedding **protocol** included a formal seating plan and a specific order for toasts and speeches.
8. The cybersecurity **protocol** implemented by the organization has significantly reduced the risk of data breaches.
9. The scientific **protocol** involved conducting experiments under controlled conditions to ensure accuracy and reliability.
10. The consulate followed strict **protocols** to process the visa applications and ensure compliance with immigration laws.