Main Entry: ac·ti·no·my·co·sis

Pronunciation: \-mī-ˈkō-səs\

Function: noun

Etymology: New Latin

Date: 1881

: infection with or disease caused by actinomyces; especially : a chronic disease of cattle, swine, and humans characterized by hard granulomatous masses usually in the mouth and jaw

— ac·ti·no·my·cot·ic \-ˈkä-tik\ adjective