Home › Words › S › successionistsuccessionistsuccessionist · adj — of or relating to successionism or successionists.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, successionist ranks #7,539 of 43,061 for Qualifying.EtymologyFrom succession + -ist.adjOf or relating to successionism or successionists.nounOne who insists on the importance of a regular succession of events, offices, etc.One who insists on the importance of a regular succession of events, offices, etc.; One who insists that only apostolic succession is valid.Definitions & examples from Wiktionary (CC BY-SA 3.0).