Home › Words › U › unrepeatabilityunrepeatabilityunrepeatability means the quality of being unrepeatable.Among words judged in Lexicurio's Arena, unrepeatability ranks #2,614 of 42,762 for Qualifying.EtymologyFrom un- + repeatability.nounThe quality of being unrepeatable.Definitions & examples from Wiktionary (CC BY-SA 3.0).