In a dichotomous manner; by subdivision into two parts or into pairs. Also dichotomically.
The Century Dictionary (Public Domain)
Use "dichotomously" in a sentence
"Hence, nonwestern Indian nationalism in and of itself was a dichotomously paradoxical and vexing nationalist discourse."
"Most people, I believe, live dichotomously--their minds separated from their bodies--and they do not fully understand the actions of their bodies."
"An erect, herbaceous, dichotomously branched perennial, 60-180 cm high, with large, fleshy, cylindrical, obovoid subterranean rhizomes, large lanceolate leaves and white flowers arranged in twin clusters, which very rarely produce red seeds."