boehmite
noun
boehm·ite ˈbā-ˌmīt 
ˈbər-,
ˈbə-
: a mineral consisting of an orthorhombic form of aluminum oxide and hydroxide AlO(OH) found in bauxite
Word History
Etymology
German Böhmit, from Johann Böhm (Boehm) †1952 German chemist
First Known Use
1924, in the meaning defined above