Home › Words › U › undevelopednessundevelopednessundevelopedness means the state or condition of being undeveloped.Among words judged in Lexicurio's Arena, undevelopedness ranks #16,765 of 42,785 for Qualifying.EtymologyFrom undeveloped + -ness.nounThe state or condition of being undeveloped.Definitions & examples from Wiktionary (CC BY-SA 3.0).