Cameo

n. pl. Cameos (kăm"ė*ōz).

1. A carving in relief, esp. one on a small scale used as a jewel for personal adornment, or like.
   
Cameo conch (Zoöl.),
a large, marine, univalve shell, esp. Cassis cameo, Cassis rua, and allied species, used for cutting cameos. See Quern conch.