Home › Words › U › ureterolithiasisureterolithiasisureterolithiasis means the presence of stones in the ureter.Among words judged in Lexicurio's Arena, ureterolithiasis ranks #42,031 of 42,747 for Qualifying.EtymologyFrom uretero- + lithiasis.nounThe presence of stones in the ureter.Definitions & examples from Wiktionary (CC BY-SA 3.0).