dirofilariasis
noun
di·ro·fil·a·ri·a·sis
| \ -ˌfil-ə-ˈrī-ə-səs
\
\
plural dirofilariases\ -ˌsēz
\
\
Medical Definition of dirofilariasis
: infestation with filarial worms of the genus Dirofilaria and especially with the heartworm (D. immitis)