cabochon

Definition of Cabochon in English :

1. cabochon

a highly polished gem that is cut convexly but without facets

WordNet Lexical Database for English. Princeton University. 2010.

Cabochon

noun

a smooth domed gem, polished but unfaceted

noun

1.

any precious stone cut in convex shape, polished but not faceted

2.

the style of cutting such a stone

n.

1. A highly polished, convex-cut, unfaceted gem.

2. A convex style of cutting gems.

adv.

In a highly polished, convex-cut, unfaceted style: a sapphire that was cut cabochon.