messagechannel

2. In computer programming, a message channel is a system that lets different parts of a program pass messages to each other.

The program uses a message channel to share data between its two parts.

3. In business, a message channel is a specific method used to reach customers, such as email or social media.

The company chose email as its main message channel for announcements.

4. In telecommunications, a message channel is a frequency or line reserved for sending messages.

The radio operator switched to a different message channel to avoid interference.