(ˌbrækɪˈæksɪs) nthe shorter lateral axis of a monoclinic, orthorhombic, or triclinic crystal
brachyaxis
brachyaxis
[¦bra·kē′ak·səs] (crystallography) The shorter lateral axis, usually the a axis, of an orthorhombic or triclinic crystal. Also known as brachydiagonal.