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
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.
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.
鹿
A1A four-legged herbivorous mammal known for its antlers and graceful movement. In Japan, they are particularly famous for roaming freely in areas like Nara Park where they are considered sacred.
鷲
A1A large, powerful bird of prey with a massive hooked bill and broad wings, known for its keen eyesight and soaring flight. In Japanese, it specifically refers to larger raptors, often serving as a symbol of strength and majesty.
鷹
A1A hawk is a bird of prey known for its sharp eyesight, curved beak, and powerful talons. In Japanese culture, it is often used as a symbol of nobility, strength, and keen perception.
鯨
A1A large marine mammal that breathes air through a blowhole and lives in the ocean. In Japanese, it refers to all types of whales, often seen as symbols of nature's vastness.
粒子
A1A very small piece or bit of matter, such as a grain of sand, a speck of dust, or a microscopic unit like an atom or molecule. It is commonly used in scientific contexts to describe the fundamental components of a substance or in photography to describe the grain of an image.
電子
A1Refers to an electron in a scientific context or, more commonly, signifies that something is digital or electronic. It is frequently used as a prefix to describe modern technology replacements for traditional items like books or money.
中性子
A1A neutron is a subatomic particle found in the nucleus of an atom that carries no electric charge. It has a mass slightly larger than that of a proton and is essential for the stability of atomic nuclei.
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