The term "radio-dynamics" is used to describe the behavior and movement of electromagnetic waves used in radio communication. Synonyms for radio-dynamics include radio propagation, radio wave propagation, and radio transmission. These terms all refer to the way in which radio waves move through various mediums, such as air, water, or solid surfaces. Other related terms include antenna theory, wave propagation, and radio frequency engineering. Understanding radio-dynamics is important for those working in the field of radio communication, whether it be for broadcasting, telecommunications, or remote sensing. By studying radio-dynamics, engineers and technicians can optimize radio performance and ensure reliable communication in various environments.