Airwave, air - medium for radio and television broadcasting; "This system was about the air from 9 til midnight"; "the president utilized the airwaves to take his information on the individuals" It can be tricky to show examples of each and every form of "media," "medium," and "mediums" use, but https://trentonagjou.dbblog.net/45885351/an-unbiased-view-of-wahrsager