metazoonosis

[mĕt′ə-zō-ŏnə-sĭs, -zō′ə-nō-]
n.
  1. A zoonosis that requires both a vertebrate and an invertebrate host for completion of the life cycle of the infective organism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.