The term "bisectional" refers to something that can be divided into two equal parts. Some synonyms for this word include "divisible in half," "cut in two," "halved," "split into two," and "bisectable." Other related terms that could be used to describe the idea of dividing something in half include "partition," "separate," "divide," "dissolve," and "dissect." These words all suggest a sense of division or separation, which is the basic idea behind the concept of bisectional. Whether you want to talk about splitting a piece of cake in half or dividing a complex problem into manageable parts, there are many different words you can use to express this idea.