The phrase "great visionaries" refers to individuals who have exceptional ideas and imagination. They are people who can think beyond what already exists and have the ability to foresee and create new innovations and possibilities. Full definition
Now 50 years later, the Hammer Museum brings the past to the forefront by presenting two «great visionaries of art and language» — Kerouac and artist Ed Ruscha (Chouinard 56)-- in its exhibit Ed Ruscha on the Road. (blog.calarts.edu)