demarcation

noun

/ˌdiːmɑːˈkeɪʃn/

/ˌdiːmɑːrˈkeɪʃn/

[uncountable, countable]

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a line or limit that separates two things, such as types of work, groups of people or areas of land（工种、人群、土地等的）划分，区分，界线
- social demarcations社会阶层的划分
- demarcation between A and B It was hard to draw clear lines of demarcation between work and leisure.在工作和闲暇之间很难划出明确的界限。
Word Originearly 18th cent.: from Spanish demarcación, from demarcar ‘mark the bounds of’, ultimately of Germanic origin and related to mark. Originally used in the phrase line of demarcation (Spanish línea de demarcación, Portuguese linha de demarcação), the word denoted a line dividing the New World between the Spanish and Portuguese, laid down by the Pope in 1493.

BNC: 15681 COCA: 19340

demarcation