밀도
The degree of compactness of a substance. In social science, it often refers to population density—the number of people living in a specific area.
Examples
3 of 5물보다 밀도가 낮은 물체는 물에 뜹니다.
Objects with a lower density than water float on water.
도시의 인구 밀도를 조절해야 합니다.
The population density of the city needs to be controlled.
이 액체는 밀도가 아주 높습니다.
This liquid has a very high density.
Word Family
Memory Tip
Think of '밀' (close/tight) + '도' (degree). The degree of closeness.
Quick Quiz
대도시는 지방보다 인구 ( )가 훨씬 높다.
Correct!
The correct answer is: 밀도
Examples
물보다 밀도가 낮은 물체는 물에 뜹니다.
academicObjects with a lower density than water float on water.
도시의 인구 밀도를 조절해야 합니다.
formalThe population density of the city needs to be controlled.
이 액체는 밀도가 아주 높습니다.
academicThis liquid has a very high density.
밀도 높은 수업을 기대하고 있어요.
everydayI'm expecting a high-density (intensive) class.
뼈 밀도가 낮아지면 골다공증이 생깁니다.
formalWhen bone density decreases, osteoporosis occurs.
Word Family
Common Collocations
Common Phrases
인구 밀도가 조밀하다
population density is dense
밀도 있는 구성
densely structured composition
밀도를 높이다
to increase density
Often Confused With
농도 (concentration) is used for liquids/mixtures; 밀도 (density) is for mass per volume or population.
Usage Notes
Essential for IELTS Writing Task 1 when describing maps or urban statistics.
Common Mistakes
Do not confuse with '온도' (temperature).
Memory Tip
Think of '밀' (close/tight) + '도' (degree). The degree of closeness.
Word Origin
From Sino-Korean 密度 (density).
Grammar Patterns
Cultural Context
South Korea has one of the highest '인구 밀도' in the world.
Quick Quiz
대도시는 지방보다 인구 ( )가 훨씬 높다.
Correct!
The correct answer is: 밀도
Related Vocabulary
More science words
상호작용
B2Reciprocal action or influence; how two or more entities affect each other.
잠재적
B2Having the capacity to develop into something in the future; latent or potential rather than actual or apparent.
유발하다
B2To cause or trigger a certain action, reaction, or state, often used with negative consequences like diseases or conflicts.
예측하다
B2To estimate or guess what will happen in the future based on certain data or logic. It is a frequent word in scientific or economic reporting.
안정성
B2The state or quality of being stable; the property of not changing or failing easily.
한계
B2The point, edge, or line beyond which something cannot or may not proceed; a limitation or boundary.
가설
B2A temporary explanation or idea that is suggested to explain something, but has not yet been proven true through research or experiments.
인과관계
B2The relationship between a cause and its effect. In academic contexts, it refers to how one event leads to another.
관찰하다
B2To watch someone or something carefully and attentively over a period of time. This is often done to learn something or discover information.
원리
B1The basic truth, law, or mechanism that explains how something works or why something happens. It is the fundamental basis of a system or theory.
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