fusioneer

plural fusioneers

1. entertainmentA performer or composer of fusion music.

   They like Sting as much as flamenco, and though the famous Gypsy jazz guitarist Django Reinhardt is a strong influence, so is fusioneer Al DiMeola […]

   1989, “Gipsy Kings Stay True to Musical Roots”, in Atlanta Journal-Constitution, archived from the original on 05 Mar 2016

2. An adherent of controlled nuclear fusion as a useable source of energy.

   It is virtually an article of faith among some fusioneers that creating miniature stars on Earth is a non-optional part of humanity’s future—a view that mirrors arguments put forth by a growing number of environmentalists who once decried nuclear power.

   2014, Raffi Katchadourian, “A star in a bottle”, in The New Yorker