凝固
凝固 (gyōko) refers to the physical process where a liquid changes into a solid state, typically due to cooling or a chemical reaction. It is most commonly used in scientific contexts like chemistry, geology, and medicine, such as describing blood clotting or the solidification of lava.
Exemples
3 sur 5牛乳に酢を入れると、タンパク質が凝固します。
When you add vinegar to milk, the proteins solidify.
本実験では、溶液の凝固温度を正確に測定する必要があります。
In this experiment, it is necessary to accurately measure the solidification temperature of the solution.
寒すぎて、バケツの水が凝固し始めてるよ。
It's so cold that the water in the bucket is starting to freeze up.
Famille de mots
Astuce mémo
The first kanji 凝 (gyō) means 'freeze' or 'stiffen,' and the second 固 (ko) means 'hard' or 'solid.' Together they describe 'stiffening into a solid.'
Quiz rapide
冬の寒い夜、池の水が___して氷になった。
Correct !
La bonne réponse est : 凝固
Exemples
牛乳に酢を入れると、タンパク質が凝固します。
everydayWhen you add vinegar to milk, the proteins solidify.
本実験では、溶液の凝固温度を正確に測定する必要があります。
formalIn this experiment, it is necessary to accurately measure the solidification temperature of the solution.
寒すぎて、バケツの水が凝固し始めてるよ。
informalIt's so cold that the water in the bucket is starting to freeze up.
マグマは地表付近で急激に冷却され、凝固して火成岩となる。
academicMagma is rapidly cooled near the Earth's surface, solidifying to become igneous rock.
新開発の凝固剤により、コンクリートの施工時間を大幅に短縮できます。
businessWith our newly developed setting agent, concrete construction time can be significantly reduced.
Famille de mots
Collocations courantes
Phrases Courantes
血液凝固因子
blood clotting factors
凝固点降下
freezing-point depression
不規則凝固
irregular solidification
Souvent confondu avec
凝縮 (gyōshuku) is the transition from gas to liquid (condensation), while 凝固 is liquid to solid.
Notes d'usage
While 凝固 is a precise technical term, the verb form 固まる (katamaru) is used more frequently in casual conversation. Use 凝固 when discussing science, medicine, or industrial processes.
Erreurs courantes
Learners often use 凝固 for things getting 'stuck' or 'stiff' (like shoulders), but 凝固 is strictly for the physical phase change from liquid to solid.
Astuce mémo
The first kanji 凝 (gyō) means 'freeze' or 'stiffen,' and the second 固 (ko) means 'hard' or 'solid.' Together they describe 'stiffening into a solid.'
Origine du mot
Derived from Middle Chinese roots where '凝' means congeal and '固' means solid/firm.
Modèles grammaticaux
Contexte culturel
In Japanese cuisine, 凝固 is the process used to make Tofu, where a coagulant (nigari) is added to soy milk.
Quiz rapide
冬の寒い夜、池の水が___して氷になった。
Correct !
La bonne réponse est : 凝固
Vocabulaire associé
Mots lis
対角
A1Refers to a diagonal relationship or position, specifically relating to opposite corners or angles in a geometric shape or a physical space. It is commonly used in mathematics to describe lines connecting non-adjacent vertices, as well as in daily life to describe sitting or standing diagonally across from someone.
半径
A1The distance from the center of a circle to its outer edge. It is half of the diameter and is used in both mathematical contexts and to describe a physical area around a specific point.
直径
A1The distance from one side of a circle to the other, passing through the center point. It is a fundamental measurement used in geometry and daily life to describe the size of round objects like plates or pipes.
面積
A1面積 refers to the measurement of the size of a surface or the amount of space inside a two-dimensional shape. It is commonly used in mathematics, real estate, and geography to describe how much space a flat object or land occupies.
容積
A1The internal volume or capacity of a container or three-dimensional space. It refers to how much a container can hold, often used in architectural, shipping, or scientific contexts.
重量
A1The measurement of how heavy an object is, typically expressed in standard units like kilograms or pounds. It is frequently used in technical, industrial, or official contexts such as shipping and manufacturing.
密度
A1Density refers to the degree to which something is compact or crowded. It can describe physical mass per volume, the concentration of people in an area, or the richness and intensity of time and content.
濃度
A1The degree to which a substance is contained within a solution or mixture, or the depth of color and thickness of a liquid. It is commonly used in scientific, culinary, and environmental contexts to describe how strong or weak a solution is.
硬度
A1Hardness refers to the degree or level of how hard a material is, often measured scientifically. It is commonly used to describe the physical properties of minerals, metals, or the mineral content in water (water hardness).
温度
A1Temperature refers to the physical measurement of how hot or cold an object, liquid, or environment is. It is measured in degrees and is a fundamental concept used in daily life, science, and weather.
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