staphylococcus antitoxin

n.
  1. A preparation containing antitoxin globulins or their derivatives that act to neutralize a lethal toxin produced by Staphylococcus aureus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.