Originally: a tumour of odontogenic epithelial cells (adamantoblasts) occurring in the jaws; = "ameloblastoma" (now rare). In later use: a tumour with a similar histological appearance occurring especially in the tibia.
Origin
Early 20th century. From adamantine + -oma, probably after German Adamantinom.
Definition of adamantinoma in US English:
adamantinoma
nounˌadəˌmantɪˈnəʊmə
Originally: a tumour of odontogenic epithelial cells (adamantoblasts) occurring in the jaws; = "ameloblastoma" (now rare). In later use: a tumour with a similar histological appearance occurring especially in the tibia.
Origin
Early 20th century. From adamantine + -oma, probably after German Adamantinom.