Also found in: Medical.
Related to xenodiagnosis: Benznidazole
n. pl. xen·o·di·ag·no·ses (-sēz)
Diagnosis of an infectious disease at an early stage by exposing a presumably infected individual or tissue to a clean, laboratory-bred mosquito, tick, or other vector and then examining the vector for the presence of the infective microorganism.
xen′o·di·ag·nos′tic (-nŏs′tĭk) adj.
(Medicine) med a method of diagnosing an infectious disease by exposing a vector animal to infected material before examining the animal for the pathogen