Definitions for "Asynchronous discussion"
Discussion participants read and send messages at various times, over an extended period of time. The opposite type, synchronous discussion, requires that all participants be present at the same time, as in a chat room.
messages are exchanged over an extended length of time rather than back and forth simultaneously.
an application dedicated to the sharing or exchange of messages on the network. The Blackboard Learning Management System (LMS) provides this application on campus.