A1 noun Neutre #2,785 le plus courant

抗体

kōtai koːtaɪ

An antibody is a protective protein produced by your immune system to fight off harmful substances like viruses or bacteria. It acts like a specialized soldier that remembers specific germs to prevent you from getting sick from the same thing twice.

Exemples

3 sur 5
1

ワクチンを打ったので、抗体ができました。

I got the vaccine, so I developed antibodies.

2

検査の結果、十分な抗体が確認されました。

As a result of the test, sufficient antibodies were confirmed.

3

もう抗体持ってるから大丈夫だよ。

I already have antibodies, so I'm fine.

Famille de mots

Nom
抗体
Apparenté
免疫
💡

Astuce mémo

Think of the Kanji: 'Kō' (抗) means 'against/resist' and 'Tai' (体) means 'body'. It's your body's way of resisting invaders.

Quiz rapide

病気を防ぐために、体の中に___が作られます。

Correct !

La bonne réponse est : 抗体

Exemples

1

ワクチンを打ったので、抗体ができました。

everyday

I got the vaccine, so I developed antibodies.

2

検査の結果、十分な抗体が確認されました。

formal

As a result of the test, sufficient antibodies were confirmed.

3

もう抗体持ってるから大丈夫だよ。

informal

I already have antibodies, so I'm fine.

4

抗体は特定の抗原にのみ結合する性質を持つ。

academic

Antibodies have the property of binding only to specific antigens.

5

入国には抗体検査の証明書が必要です。

business

An antibody test certificate is required for entry into the country.

Famille de mots

Nom
抗体
Apparenté
免疫

Collocations courantes

抗体ができる to develop antibodies
抗体検査 antibody test
抗体を持つ to have antibodies
抗体価 antibody titer/level
中和抗体 neutralizing antibody

Phrases Courantes

抗体検査を受ける

to take an antibody test

抗体反応

antibody response

抗体をつくる

to produce antibodies

Souvent confondu avec

抗体 vs 抗原

An antigen (kōgen) is the foreign invader (virus/bacteria), whereas an antibody (kōtai) is the body's defense against it.

📝

Notes d'usage

While it is a medical term, it became a common household word in Japan due to the COVID-19 pandemic. It is almost always used with the verbs 'dekiru' (to be made) or 'motsu' (to possess).

⚠️

Erreurs courantes

Learners often confuse it with 'antigen' (抗原) or use the general word for 'immunity' (免疫) when they specifically mean the proteins (antibodies).

💡

Astuce mémo

Think of the Kanji: 'Kō' (抗) means 'against/resist' and 'Tai' (体) means 'body'. It's your body's way of resisting invaders.

📖

Origine du mot

A Sino-Japanese compound of 抗 (resist/anti-) and 体 (body/substance).

Modèles grammaticaux

Noun + がある (to have/there is an antibody) Noun + ができる (antibodies are formed)
🌍

Contexte culturel

In Japan, regular health checkups and vaccinations are common, making this term visible in medical documents and news broadcasts.

Quiz rapide

病気を防ぐために、体の中に___が作られます。

Correct !

La bonne réponse est : 抗体

Mots lis

処置

A1

A measure, step, or specific action taken to deal with a situation or problem. In medical contexts, it specifically refers to first aid or treatment given to a patient to address an injury or illness.

措置

A1

A formal term referring to a specific measure, step, or action taken to deal with a particular situation or problem. It is most commonly used in official, legal, or administrative contexts to describe a deliberate and systematic response.

手段

A1

A way or method used to achieve a specific goal or purpose. It refers to the 'means' through which an action is carried out or a result is obtained.

手法

A1

A specific technique, method, or manner of expression used to achieve a particular result, especially in artistic, technical, or academic contexts. It refers to the 'how' behind a creation or an action, emphasizing the skill or approach involved.

技法

A1

A specific method or technique used to perform an artistic or technical task. It refers to the specialized 'how-to' skills involved in creation, particularly in arts, crafts, and literature.

方式

A1

A formal term referring to an established system, method, or formula used to carry out a process. It describes a structured or technical approach rather than just a simple way of doing something.

型式

A1

This word refers to a specific model, type, or version of a machine, vehicle, or technical apparatus. It identifies a product based on its design specifications and production series.

規格

A1

A specific standard or technical specification used for industrial products, dimensions, or quality requirements. It ensures uniformity and compatibility between different items or systems.

基準

A1

A standard, criterion, or benchmark used as a basis for measurement, judgment, or evaluation. It refers to the specific rules or requirements that something must meet to be accepted or classified in a certain way.

水準

A1

Refers to a standard, level, or benchmark of quality, skill, or achievement. It is used to describe how high or low a certain state is compared to a norm or expectation.

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