This is the 999th most frequent Korean word.
바이러스
"Virus"
Here, '바이러스' refers to a computer virus, commonly used in the context of cybersecurity or technology.
컴퓨터가 바이러스에 감염되었습니다.
The computer is infected with a virus.
In this sentence, '바이러스' describes a biological virus, which is a medical or scientific usage.
코로나 바이러스는 감기를 유발할 수 있습니다.
The coronavirus can cause a cold.
Here, '바이러스' is used metaphorically to indicate something harmful or negative affecting mental well-being.