In communication, a code word is an element of a standardized code or protocol. Each code word is assembled in accordance with the specific rules of the code and assigned a unique meaning. Code words are typically used for reasons of reliability, clarity, brevity, or secrecy.

• Code word (figure of speech)
• Coded set
• Commercial code (communications)
• Compartmentalization (information security)
• Duress code
• Error correction and detection
• Marine VHF radio
• Password
• Safeword
• Spelling alphabet

•  This article incorporates public domain material from Federal Standard 1037C. General Services Administration. Archived from the original on 2022-01-22. (in support of MIL-STD-188).
•  This article incorporates public domain material from Dictionary of Military and Associated Terms. United States Department of Defense.
• UNHCR Procedure for Radio Communication

• UNHCR Procedure for Radio Communication