Home › Words › S › superinfusionsuperinfusionsuperinfusion means an extra, extensive, and/or excessive infusion of something; a particular instance of such an infusion.Among words judged in Lexicurio's Arena, superinfusion ranks #6,344 of 42,785 for Qualifying.EtymologyFrom super- + infusion.nounAn extra, extensive, and/or excessive infusion of something; a particular instance of such an infusion.Definitions & examples from Wiktionary (CC BY-SA 3.0).