virus
in
Chandra's Wars
(Auto-generated)

a tiny infectious agent that causes disease by invading living cells and using them to make more copies of itself

Although viruses contain genetic material, they can only reproduce by hijacking the reproductive machinery of a cell they invade.

a type of software that spreads without invitation between computers and causes damage to data and software

Computer viruses are so-named because like a biological virus, they contain instructions on how to reproduce, but require the infected computer to actually execute the instructions.

spreading rapidly and widely -- especially through the internet or social media