Home › Words › P › panaortitispanaortitispanaortitis · noun — the inflammation of all layers of the aorta.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, panaortitis ranks #35,318 of 43,225 for Qualifying.EtymologyFrom pan- + aortitis.nounThe inflammation of all layers of the aorta.Definitions & examples from Wiktionary (CC BY-SA 3.0).