A1 noun 중립 #2,787 가장 일반적인

ウイルス

uirusu /ɯiɾɯsɯ/

A microscopic parasite that can infect living organisms and cause disease, or a malicious software program designed to damage computer systems. In Japanese, it is used identically for both biological and digital contexts.

예시

3 / 5
1

手を洗って、ウイルスを防ぎましょう。

Wash your hands to prevent viruses.

2

新しいウイルスの研究が進んでいます。

Research on the new virus is progressing.

3

あ、スマホがウイルスに感染したかも!

Oh, my phone might have a virus!

어휘 가족

명사
ウイルス
Verb
ウイルス感染する
형용사
ウイルス性の
관련
ウイルス学
💡

암기 팁

Think of the 'U' as 'Universal'—viruses are a universal problem for both humans and computers.

빠른 퀴즈

パソコンが___に感染して、動かなくなりました。

정답!

정답은: ウイルス

예시

1

手を洗って、ウイルスを防ぎましょう。

everyday

Wash your hands to prevent viruses.

2

新しいウイルスの研究が進んでいます。

formal

Research on the new virus is progressing.

3

あ、スマホがウイルスに感染したかも!

informal

Oh, my phone might have a virus!

4

ウイルスは自己複製のために宿主細胞を必要とする。

academic

Viruses require host cells for self-replication.

5

最新のウイルス対策ソフトを導入してください。

business

Please install the latest antivirus software.

어휘 가족

명사
ウイルス
Verb
ウイルス感染する
형용사
ウイルス性の
관련
ウイルス学

자주 쓰는 조합

ウイルスに感染する to be infected with a virus
ウイルスを除去する to remove a virus
ウイルスが広がる a virus spreads
ウイルス対策 virus protection/countermeasures
ウイルス検査 virus test

자주 쓰는 구문

ウイルス感染

viral infection

ウイルス対策ソフト

antivirus software

ウイルス性胃腸炎

viral gastroenteritis

자주 혼동되는 단어

ウイルス vs 細菌 (さいきん)

Bacteria (saikin) are independent living organisms that can often be treated with antibiotics, whereas viruses (uirusu) need a host to survive.

📝

사용 참고사항

The word is written in Katakana because it is a loanword. It is universally understood in both medical and IT contexts without modification.

⚠️

자주 하는 실수

English speakers often try to pronounce it with a 'V' sound, but in Japanese, it starts with a 'U' sound (U-I-RU-SU).

💡

암기 팁

Think of the 'U' as 'Universal'—viruses are a universal problem for both humans and computers.

📖

어원

Derived from the Latin word 'virus', entering Japanese language likely through German ('Virus') or Dutch medical terminology.

문법 패턴

Used as a standalone noun. Commonly paired with the particle 'ni' when indicating infection (e.g., ウイルスに感染する).
🌍

문화적 맥락

In Japan, wearing masks is a very common social etiquette used to prevent spreading a virus to others, even for a common cold.

빠른 퀴즈

パソコンが___に感染して、動かなくなりました。

정답!

정답은: ウイルス

관련 단어

車両

A1

A formal term referring to any wheeled vehicle, including cars, train carriages, and buses. It is frequently used in technical, legal, and transportation contexts to describe individual units of rolling stock or road vehicles.

乗り物

A1

A general term used to describe any vehicle or means of transportation that carries people or things. It encompasses a wide range of objects including cars, trains, airplanes, and even amusement park rides.

自動車

A1

A self-propelled motor vehicle with wheels, typically used for transporting passengers or goods on roads. While it is the technical and formal term for an automobile, it is commonly replaced by the simpler word 'kuruma' in casual conversation.

バス

A1

A large motor vehicle designed to carry many passengers along a fixed route. In Japan, buses are a primary mode of public transportation for both local commuting and long-distance travel.

電車

A1

A train powered by electricity used for transporting passengers. In Japan, it is the primary mode of public transportation for commuting and long-distance travel.

列車

A1

A train, specifically referring to a series of connected railway cars or carriages that travel on tracks. It is a general term often used for long-distance transportation, freight, or in formal schedules.

新幹線

A1

The Shinkansen is Japan's high-speed railway network, often referred to as the 'bullet train' in English. It is a symbol of modern Japanese engineering, famous for its incredible speed, safety record, and strict punctuality.

地下鉄

A1

A railway system that runs primarily underground in urban areas. It is an essential mode of public transportation in major Japanese cities like Tokyo and Osaka, known for its punctuality and complex networks.

発着

A1

Refers to the act of departing and arriving, specifically used for vehicles like trains, buses, and airplanes at a specific terminal or station. It combines the kanji for 'start/emit' (発) and 'arrive/wear' (着) to describe the full cycle of transport movement.

下車

A1

The act of getting off or alighting from a vehicle such as a train, bus, or car. It is a formal Sino-Japanese compound used in announcements and written signs, whereas 'oriru' is used in daily speech.

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