Level 4

직선

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Meaning and Usage

The word '직선' specifically refers to a straight line, often used in geometry, maps, or describing physical paths. It implies no curves or bends.

Common Contexts

You will frequently encounter '직선' when talking about roads, distances, or drawing. For example, '직선 거리' means the shortest distance between two points ignoring any obstacles.

Collocations and Patterns

  • 직선 거리: straight-line distance, used in measuring or navigation.
  • 직선 도로: a road that is straight without curves.
  • 직선으로 뻗다: to stretch out straight, describing roads or objects.

Usage Notes

'직선' is a noun and is often combined with particles like '으로' to indicate direction or method. It is a neutral term used in both formal and informal contexts. Avoid confusing '직선' with '직선형' (linear shape) or '직선적' (straightforward in personality).

Common Mistake

Learners sometimes confuse '직선' with '직선형' or '직선적'. Remember, '직선' is the noun for a straight line itself, not an adjective describing shape or behavior.

Example Sentences

이 도로는 직선으로 쭉 뻗어 있다.

I doro neun jikseon euro jjuk ppeodeo itda.

This road stretches straight ahead.

직선 거리를 계산할 때는 장애물을 무시한다.

Jikseon georireul gyesanhal ttaeneun jangaemureul musihanda.

When calculating the straight-line distance, obstacles are ignored.

그림에서 직선을 그릴 때 자를 사용하면 더 정확하다.

Geurimeseo jikseoneul geuril ttae jareul sayonghamyeon deo jeonghwakada.

Using a ruler to draw a straight line in a drawing is more accurate.