cholangioma

noun
chol·​an·​gi·​o·​ma | \ kə-ˌlan-jē-ˈō-mə, (ˌ)kō- How to pronounce cholangioma (audio) \
plural cholangiomas also cholangiomata\ -​mət-​ə How to pronounce cholangiomata (audio) \

Medical Definition of cholangioma

: a tumor of a bile duct