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Related to viral: viral pneumonia, viral infection, Viral meningitis, Viral videos
Quickly and widely circulated on the Internet, as of content such as a video, picture, or post. Have you seen that viral video of the puppy lounging on a pool float? It's hilarious! This meme is definitely going to go viral.
To quickly and widely circulate on the Internet, as of a video, picture, or post. I can't believe that video of our puppy lounging on a pool float went viral!
See also: viral