The word atavisionary is a combination of atavism and visionary. At·a·vism[at–uh-viz-uhm] noun 1. biologya. The reappearance in an individual of characteristics of some remote ancestor that have been absent in intervening generations. b. An individual embodying such a reversion.  Vi·sion·ar·y[vizh–uh-ner-ee] nouna. A person who is given to audacious, highly speculative, or radical ideas…