- Brachypinacoid
- Brachypinacoid Brach`y*pin"a*coid, n. [Gr. brachy`s short + E. pinacoid.] (Crytallog.) A plane of an orthorhombic crystal which is parallel both to the vertical axis and to the shorter lateral (brachydiagonal) axis. [1913 Webster] ||
The Collaborative International Dictionary of English. 2000.