Definition: The word "Sirius Satellite Radio" refers to a type of radio service provided by Sirius Satellite Radio Inc. This service provides high-quality, digital audio for the carriage of music, sports programming, news, and talk radio content on all Sirius XM satellite radio stations in the United States, Canada, and Mexico. The Sirius Satellite Radio service includes features such as: 1. High Quality Audio: The service offers a wide range of audio formats, including live radio, podcasts, podcasts from industry leaders like NPR, BBC News, and more. 2. Clear Signal: All Sirius XM stations have clear signals throughout the United States and Canada. This means that you can enjoy the sound quality at all times, regardless of whether your device is plugged into a power source or not. 3. Customizable Channels: Each station offers a variety of channels, including classic hits radio, news, sports, talk shows, and more. 4. Automatic Upgrades: Sirius Satellite Radio automatically upgrades to high-quality audio for all subscribers when you upgrade your service, saving you money on upgrading as well as providing better listening experience. The definition of the word "Sirius Satellite Radio" can vary depending on context and industry standards, but generally it refers to a high quality digital radio service provided by Sirius Satellite Radio Inc. This service is available in the United States, Canada, and Mexico on all satellite radio stations.