Home › Words › U › unhabitablenessunhabitablenessunhabitableness means the state or condition of being unhabitable; uninhabitability.Among words judged in Lexicurio's Arena, unhabitableness ranks #16,730 of 42,749 for Qualifying.EtymologyFrom unhabitable + -ness.nounThe state or condition of being unhabitable; uninhabitability.Definitions & examples from Wiktionary (CC BY-SA 3.0).