See Also: pinacoid(medicine)
pinacoid(dictionary)

pinacoid (iou)



pinacoid adjective & noun. Also pinakoid. L19.
[formed as PINACOCYTE + -OID.]
Crystallography.
A. adjective. Of a plane: intersecting one of the three coordinate axes and parallel to the other two. L19.
b. noun. A pinacoid plane; a crystal form consisting of two (or more) parallel planes or faces. L19.
pinacoidal adjective of, pertaining to, or characteristic of a pinacoid; spec. designating a triclinic crystal form having a centre of symmetry: L19.