To what does the name of the musical genre which Stan Kenton produces in refer to?
Stan Kenton:  In Kenton's own words, it was "Progressive jazz". Progressive music:  The word "progressive" comes from the basic concept of "progress", which refers to development and growth by accumulation, and is often deployed in numerous music genres such as progressive country, progressive folk, progressive jazz, and (most significantly) progressive rock.
i don't know