Home › Words › M › molecularistmolecularistmolecularist means A proponent of molecularism.Among words judged in Lexicurio's Arena, molecularist ranks #28,000 of 42,752 for Qualifying.EtymologyFrom molecular + -ist.nounA proponent of molecularism.Definitions & examples from Wiktionary (CC BY-SA 3.0).