Home › Words › P › pyelitispyelitispyelitis means pyelonephritis.Among words judged in Lexicurio's Arena, pyelitis ranks #16,733 of 42,749 for Qualifying.EtymologyFrom Ancient Greek πυέλος (puélos, “oblong trough”) + -itis, from Proto-Indo-European *plu- (zero-grade form of *plew-) + *-elos. By surface analysis, pyel- + -itis.nounpyelonephritisDefinitions & examples from Wiktionary (CC BY-SA 3.0).