Which document lists the authorized pro-words for radio communications?

The document that lists the authorized pro-words for radio communications is MCRP 3-40.3. This reference is crucial for ensuring effective and standardized communication among personnel using radio equipment. Pro-words serve as a form of shorthand that helps to streamline communication, avoiding misunderstandings that can arise from longer phrases. Each pro-word conveys a specific meaning, thus enhancing clarity and efficiency in operations.

MCRP 3-40.3 provides detailed guidance on the use of these pro-words as well as the context in which they should be used, which is essential for training personnel in proper radio etiquette and protocols. This accuracy is vital for seamless coordination, particularly in tactical situations where clarity during communication can affect mission success.