A1 noun Neutre #2,958 le plus courant

急減

kyūgen /kʲɯːɡeɴ/

A rapid or sharp decrease in quantity, numbers, or degree. It is typically used in objective or statistical contexts to describe a sudden drop in things like population, sales, or natural resources.

Exemples

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1

最近、この川の魚が急減しました。

Recently, the number of fish in this river has decreased sharply.

2

観光客数の急減により、地元の経済が打撃を受けています。

The local economy is suffering due to a sharp decline in the number of tourists.

3

お小遣いが急減して、今月はピンチだよ。

My pocket money dropped suddenly, and I'm in a pinch this month.

Famille de mots

Nom
急減
Verb
急減する
Adverbe
急激に
Apparenté
減少
💡

Astuce mémo

Think of 'Kyu' (急) as the 'Kyu' in 'Kyukyu-sha' (Ambulance - fast!) and 'Gen' (減) as 'minus'. A fast minus sign!

Quiz rapide

不況の影響で、新車の販売台数が(  )した。

Correct !

La bonne réponse est : 急減

Exemples

1

最近、この川の魚が急減しました。

everyday

Recently, the number of fish in this river has decreased sharply.

2

観光客数の急減により、地元の経済が打撃を受けています。

formal

The local economy is suffering due to a sharp decline in the number of tourists.

3

お小遣いが急減して、今月はピンチだよ。

informal

My pocket money dropped suddenly, and I'm in a pinch this month.

4

若年層の人口の急減は、将来の労働力不足を示唆している。

academic

The rapid decline in the youth population suggests a future labor shortage.

5

先月の売上が急減した理由を早急に調査してください。

business

Please immediately investigate the reason why last month's sales dropped sharply.

Famille de mots

Nom
急減
Verb
急減する
Adverbe
急激に
Apparenté
減少

Collocations courantes

人口の急減 sharp population decline
売上の急減 sharp drop in sales
急減に歯止めをかける to put a stop to a sharp decline
急減を招く to lead to a sharp decrease
急減が続く sharp decline continues

Phrases Courantes

急減を見せる

to show a sharp decrease

急減傾向にある

to be in a downward trend of sharp decline

利用者数の急減

sharp decline in the number of users

Souvent confondu avec

急減 vs 激減

Gekigen implies a 'drastic' or 'violent' reduction in volume, whereas Kyugen focuses specifically on the 'sudden speed' of the decrease.

急減 vs 急落

Kyuraku is mostly used for prices or stock market values falling, while Kyugen is used for quantities or numbers.

📝

Notes d'usage

It is most frequently used in news reports, business documents, and academic writing. While it can be used for personal things, it sounds quite formal compared to 'へる' (heru).

⚠️

Erreurs courantes

Learners often use it for subjective feelings like 'happiness' or 'interest'; however, it should be reserved for measurable, objective data.

💡

Astuce mémo

Think of 'Kyu' (急) as the 'Kyu' in 'Kyukyu-sha' (Ambulance - fast!) and 'Gen' (減) as 'minus'. A fast minus sign!

📖

Origine du mot

A Sino-Japanese compound consisting of '急' (sudden/urgent) and '減' (decrease/diminish).

Modèles grammaticaux

Followed by 'する' to function as a verb. Used with the particle 'が' to indicate what is decreasing. Modifies nouns using the particle 'の'.
🌍

Contexte culturel

Often discussed in Japanese media regarding 'shoushikoureika' (declining birthrate and aging population), where 'population decline' is a major societal topic.

Quiz rapide

不況の影響で、新車の販売台数が(  )した。

Correct !

La bonne réponse est : 急減

Mots lis

果実

A1

Kajitsu refers to the fruit of a plant, typically used in botanical, formal, or metaphorical contexts. While 'kudamono' is used for fruit as food, 'kajitsu' encompasses the biological structure and the results of a process.

野菜

A1

A general term for edible plants or parts of plants used as food, typically consumed as side dishes or in salads. In Japanese culinary terms, it specifically refers to plants cultivated in fields, including some items like tomatoes or watermelons that might be classified differently in other contexts.

A1

Kome refers to uncooked rice grains, which are the fundamental staple food in Japan. It is specifically used for the raw ingredient or the crop, as opposed to 'gohan' which refers to cooked rice.

A1

A general category of cereal grains including wheat, barley, rye, and oats. In a Japanese culinary context, it most frequently refers to barley (used in tea and rice mixes) or wheat (used for flour and noodles).

A1

A common domesticated mammal with a stout body, flat snout, and small eyes, primarily raised for its meat (pork). In Japanese culture, it is also associated with cleverness and is a popular staple in national cuisine.

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A sheep is a woolly, four-legged mammal commonly raised on farms for its wool, milk, and meat. In Japan, it is also recognized as the eighth animal of the 12-year Chinese zodiac cycle.

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A common domestic bird known as a chicken, typically kept on farms for its eggs and meat. In Japanese, it specifically refers to the living bird as opposed to just the meat.

A1

A large mammal with a long trunk, tusks, and large ears, native to Africa and Asia. In Japanese, the word refers specifically to the animal, but the character is also used in compounds relating to images or phenomena.

A1

A tiger is a large carnivorous mammal belonging to the feline family, characterized by its distinctive orange fur and black stripes. In Japanese culture, it is highly regarded as a symbol of power, bravery, and protection against evil spirits.

A1

A bear is a large, heavy mammal with thick fur and a short tail, commonly found in mountainous or forested areas. In Japan, it typically refers to the Asian black bear or the Ussuri brown bear found in Hokkaido.

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