Meaning & use
demarcation line
A boundary marking the division between two areas, groups, systems, or sets of responsibilities.
See it in a sentence
The river formed a natural demarcation line between the two neighboring countries.
Union rules once drew a strict demarcation line between the duties of different trades.
A note on using this word
Demarcation line can describe a physical border, as on a map, or a figurative boundary between roles, duties, or ideas.
Words with a similar meaning
boundarydividing line
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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