What term refers to a word or phrase with a specific meaning used to expedite radio communication?

The term that refers to a word or phrase with a specific meaning used to expedite radio communication is "proword." Prowords, which are short for "procedure words," are used in radio communication to convey information efficiently and effectively, reducing misunderstandings and increasing clarity. They serve to streamline messages and allow for a quicker exchange of critical information in various operational contexts, particularly in military communications.

Prowords are recognized across military branches and are standard in both training and actual operations, allowing personnel to communicate complex concepts simply and quickly. Prowords help eliminate ambiguity, enhance message clarity, and provide a common language among operators, which is crucial in high-pressure situations.

Other terms such as code, signal, and protocol, while related to communication, do not specifically denote the particular efficiency-focused aspect of wording as prowords do. Codes might refer to systems of symbols or methods used to convey information covertly. Signals often relate to visual or audio indicators in communication. Protocol generally describes systematic procedures or rules governing interactions, rather than specific words or phrases used for communication.