Home › Words › M › monochotomymonochotomymonochotomy · noun — division or separation into itself.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom mono- + -chotomy; formed analogously from dichotomy as if it were from di- + -chotomy.nounDivision or separation into itself.Definitions & examples from Wiktionary (CC BY-SA 3.0).