Knowledge center. Chickenpox (Chicken Pox) , also known as Varicella, is a very contagious infection caused by the varicella zoster virus. In several parts of the world it is just known as varicella. Patients develop a blister-like rash, which first appears on the face and trunk, and then spreads throughout the body.
Etymology[edit] Latin. See mode. modus â(plural modi) (law, obsolete) The arrangement of, or mode of expressing, the terms of a contract or conveyance.
Modus operandi refers to a pattern of criminal behavior so distinctive that separate crimes may be recognized as the work of the same wrongdoer. The methodology of the crimes must be both strikingly similar and unique in such a way as to attribute the crime to a single person..