Noah Webster
Pleonaste
PLE'ONASTE, noun [Gr. abundant; from its four facets, sometimes found on each solid angle of the octahedron.]
A mineral, commonly considered as a variety of the spinelle ruby. [See Ceylonite.]
PLE'ONASTE, noun [Gr. abundant; from its four facets, sometimes found on each solid angle of the octahedron.]
A mineral, commonly considered as a variety of the spinelle ruby. [See Ceylonite.]