carbunculosis

noun
car·​bun·​cu·​lo·​sis | \ kär-ˌbəŋ-kyə-ˈlō-səs How to pronounce carbunculosis (audio) \
plural carbunculoses\ -​ˌsēz How to pronounce carbunculoses (audio) \

Medical Definition of carbunculosis

: a condition marked by the formation of many carbuncles simultaneously or in rapid succession