Charontian /kəˈɹɒntɪən/adjective 1noun 1forms 3 adjective1 •Of or relating to Charon.The Charontian imagery is more subtle [...] the lameness of one of the horses makes the hearse toss and roll like a boat. — 1979 noun1 •An inhabitant of Charon (a moon of Pluto). formsCharontians · more Charontian · most Charontian