demarcate

IPA/ˈdiːmɑːkeɪt/
IPA/ˈdiːmɑːrkeɪt/

demarcate — verb

  • demarcatepresent simple I / you / we / they
  • demarcateshe / she / it
  • demarcatedpast simple
  • demarcating-ing form

1. To mark where an area begins and ends, often by drawing a line or putting up vis

1.動詞及物C1
釋義

To mark where an area begins and ends, often by drawing a line or putting up visible markers.

例句

Surveyors used orange flags to demarcate the new school boundary.

demarcate + boundary with markers

A low stone wall demarcates the farmer's land from the public path.

demarcate + area + from + area

同義詞
  • mark out

    more everyday and often used for physically showing a space with lines or objects

  • delimit

    more technical, especially in legal or academic writing

  • define

    can overlap when setting limits, but more often means explaining rather than physically marking

文法句型

demarcate + noun phrase

demarcate + noun phrase + from + noun phrase

demarcate + noun phrase + with + noun phrase

用法筆記

Often used in formal writing about borders, zones, or areas of responsibility. The object is the space whose edges are being marked.

2. To show that one idea, group, or activity should be treated as separate from ano

2.動詞及物C1
釋義

To show that one idea, group, or activity should be treated as separate from another.

例句

The report clearly demarcates teaching duties from office work.

demarcate + role + from + role

Sana tried to demarcate friendly advice from personal criticism.

同義詞
  • distinguish

    the most general verb for noticing or stating a difference

  • separate

    broader and less formal; can be physical or conceptual

  • differentiate

    common in formal analysis when naming precise contrasts

反義詞
  • blur

    make the difference less clear

  • confuse

    fail to keep two things distinct

  • merge

    treat separate things as one

文法句型

demarcate + noun phrase + from + noun phrase

用法筆記

Distinguish from sense 1: this use is about categories, roles, or kinds of activity rather than a visible border. It is usually followed by from to name the contrast.

常見錯誤

❌The report demarcated between fact and opinion.
✅The report demarcated fact from opinion.
💡This verb normally uses 'from' to name the two things being kept distinct.