marcionist/ˈmɑrʃiənɪst/EtymologyFrom Late Latin Marcionista, from Koine Greek Μαρκιωνιστής (Markiōnistḗs), from Μαρκιων (Markiōn) + Ancient Greek -ιστής (-istḗs). Equivalent to Marcion + -ist.marcionist means synonym of Marcionite, a follower of Marcionism. Lexicurio rates it Sui generis — a strength score of 87 out of 100.marcionist is pronounced /ˈmɑrʃiənɪst/.nounSynonym of Marcionite, a follower of Marcionism.