giardiasis
giar·di·a·sis
noun\(ˌ)jē-ˌär-ˈdī-ə-səs, ˌjē-ər-, jär-\
plural ; giar·di·a·ses \-ˌsēz\ (audio pronunciation)
Definition of GIARDIASIS
: infestation with or disease caused by a flagellate protozoan of the genus Giardia (especially G. lamblia) that is often characterized by diarrhea—called also lambliasis
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