neurovaccine

[ nur′ō-văk-sēn -văksēn′ ]

n.

A vaccine virus, such as that in the smallpox vaccine, of known strength cultivated in vivo in the brains of rabbits.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.