Meaning of polytomous in English:


Pronunciation /pəˈlɪtəməs/


  • 1Logic Statistics
    Divided into several (usually three or more) groups or subsets; (in later use) involving or relating to a categorical variable that can take any of three or more values. rare before 20th century.

  • 2Characterized by or designating branch points or nodes from which three or more branches diverge. Biology. Of physical structures.

  • 3Of diagrams and mental constructs.


Mid 19th century; earliest use found in William S. Hamilton (1788–1856), philosopher. From poly- + ancient Greek -τόμος + -ous.