Home › Words › E › exolangexolangexolang means A conlang fictionally spoken by extraterrestrials.Among words judged in Lexicurio's Arena, exolang ranks #30,221 of 42,791 for Qualifying.EtymologyFrom exo- + -lang.nounA conlang fictionally spoken by extraterrestrials.Definitions & examples from Wiktionary (CC BY-SA 3.0).