polynucleosis

noun
poly·​nu·​cle·​o·​sis | \ -ˌn(y)ü-klē-ˈō-səs How to pronounce polynucleosis (audio) \
plural polynucleoses\ -​ˌsēz How to pronounce polynucleoses (audio) \

Medical Definition of polynucleosis

: the presence of an excess of polymorphonuclear leukocytes (as in the circulating blood)