Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun demarcation

2 senses of demarcation

Sense 1
limit, demarcation, demarcation line -- (the boundary of a specific area)
       => boundary, bound, bounds -- (the line or plane indicating the limit or extent of something)

Sense 2
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")