dichotomy
//daɪˈkɒtəmi//
Noun
dichotomySingular
dichotomiesPlural
1
A division or contrast between two things that are or are represented as being opposed or entirely different.
There is a clear dichotomy between theory and practice in this field.
2
The division of something into two mutually exclusive or contradictory groups or categories.
The dichotomy between urban and rural areas has become more pronounced in recent years.