Definitions for cabochonˈkæb əˌʃɒn, -ˌʃɔ̃
Random House Webster's College Dictionary
cab•o•chonˈkæb əˌʃɒn, -ˌʃɔ̃(n.)
a gemstone, usu. round or oval, cut so as to have a domed surface that is polished but not faceted.
the style of cutting a stone so.
(adv.)in the form of a cabochon:
a turquoise cut cabochon.
(adj.)cut in the form of a cabochon.
Origin of cabochon:
1570–80; < MF, der. of caboche head
a highly polished gem that is cut convexly but without facets
A convex-cut, polished stone.