giardiasis

giar·di·a·sis

noun
\(ˌ)jē-ˌär-ˈdī-ə-səs, ˌjē-ər-, jär-\

plural giar·di·a·ses \-ˌsēz\

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