adjective. Having eight plane surfaces.

Having eight equal surfaces or faces.

adjective. Having eight faces or sides; of, pertaining to, or formed in, octahedrons.

adjective. borax obtained from a saturated solution in octahedral crystals, which contain five molecules of water of crystallization; distinguished from common or prismatic borax.

adjective. magnetite.

adjective. Having eight plane surfaces; thus, in the shape or form of an octahedron.

adjective. Of, or pertaining to octahedra.

"Rutile is made up mostly of titanium dioxide with two rarer polymorphs anatase or octahedrite, which is a tetragonal mineral of pseudo-octahedral habit, and brookite, which is an orthorhombic mineral, the Doctor explained to her."

octahedral function  octahedral group  

cathedral  tetrahedral  

black hole  eight-sided  hand-eye  hydrogen-bonded  inch