granuloblastosis
noun
gran·u·lo·blas·to·sis
| \ ˌgran-yə-lō-ˌblas-ˈtō-səs
\
\
plural granuloblastoses\ -ˌsēz
\
\
Medical Definition of granuloblastosis
: a disorder of avian leukosis characterized by the presence of excessive numbers of immature blood granulocytes in affected birds