Vaccination

(vak - sin - a'- shun). Inoculation of the body with the virus of a pustular disease of bovidoe, called cowpox, in order to protect from or modify the virulence of smallpox. V., Animal. See V, Bovine. V., Arm-to-arm, that method of vaccination in which the virus is carried from the arm of one patient to that of another. V., Bovine, that practised by the aid of vaccine-lymph cultivated in bovine animals. V., Compulsory, the law compelling the vaccination of infants within a certain period after birth. V.-rash, a rash sometimes following vaccination;it is usually transitory but sometimes a umes an eczematous or erythematous form. It may also be syphilitic. V. -syphilis. ' See Vaccino-syphilis .