saprozoonosis

[săp′rə-zō-ŏnə-sĭs, -zō′ə-nō-]
n.
  1. A zoonosis whose causative agent requires both a vertebrate host and a nonanimal reservoir or developmental site for completion of its life cycle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.