- bifurcate, biramous, branched, forked, forficate, pronged, prongy - resembling a fork; divided or separated into two branches; "the biramous appendages of an arthropod"; "long branched hairs on its legson which pollen collects"; "a forked river"; "a forked tail"; "forked lightning"; "horseradish grown in poor soil may develop prongy roots"
Antonym: united (indirect, via divided)