Steady succession is a term used to describe a continuous flow of events or processes that occur in a regular and orderly manner. It is often used to refer to the passing of power or authority from one person or group to another. In this case, the crossword solution for the term is 'STREAM, ' which is an apt metaphor for the concept of steady succession. A STREAM is a body of water that flows continuously in one direction, much like the orderly transfer of power or authority.