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.
Also termed tonus; the normal state of balanced tension in the tissues of the body, especially the muscles. Mentioned in: Contractures. syn tonus (1) in skeletal muscle, a state of tension that is maintained continuously-minimally even when relaxed-and which increases in resistance to passive stretch.