Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun dividing_line
1 sense of dividing line
Sense 1
line, dividing line, demarcation, contrast -- (a conceptual separation or distinction; "there is a narrow line between sanity and insanity")
=> differentiation, distinction -- (a discrimination between things as different and distinct; "it is necessary to make a distinction between love and infatuation")