noun
disease germ; virus
Older term for a pathogen or virus; now largely replaced by ウイルス in everyday language. Still encountered in historical or medical contexts.
昔は病毒という言葉がよく使われていた。
In the past, the word 病毒 was commonly used.
この古い医学書には病毒の記述がある。
This old medical book contains descriptions of disease germs.