-zhən ə l, -zhnəl also -sh- adjective
1. : of, using, or involving equations
2.
a. : dividing into two equal parts — used especially of the mitotic cell division following reduction in meiosis
b. : occurring in or resulting from an equational division
equational splits appear early in each chromosome
each equational half
3. : having a subject and predicate not linked by a verb
equational sentence
• equa·tion·al·ly - ə l]ē, -əl], ]i\ adverb