viral
US /ˈvaɪ.rəl/
UK /ˈvaɪ.rəl/

1.
病毒性的
of or relating to a virus
:
•
The doctor diagnosed a viral infection.
醫生診斷出病毒性感染。
•
Many common colds are caused by viral agents.
許多普通感冒是由病毒性病原體引起的。
2.
病毒式傳播的, 走紅的
(of an image, video, piece of information, etc.) circulated rapidly and widely from one internet user to another
:
•
The video went viral within hours of being posted.
該視頻發布後數小時內就走紅了。
•
Her tweet went viral and was shared by millions.
她的推文走紅,被數百萬人分享。