Rhombohedral \Rhom`bo*he"dral\, a. (Geom. & Crystallog.)
Related to the rhombohedron; presenting the form of a
rhombohedron, or a form derivable from a rhombohedron;
relating to a system of forms including the rhombohedron and
scalenohedron.
Rhombohedral iron ore (Min.) See Hematite.
Rhombohedral system (Crystallog.), a division of the
hexagonal system embracing the rhombohedron,
scalenohedron, etc.
Source: Webster's Revised Unabridged Dictionary (1913)
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