ビールスalso: ヴィールスビールスJLPTN1›Freq.FrequencyTop 100,000Meanings1nounvirusOlder loanword from German 'Virus'; in modern Japanese ウイルス is far more common. Still understood, but may sound dated or technical.from GermanSee also: ウイルス昔むかしの医い学がく書しょで