meerschaum /mērˈshəm or -showm/

1. A fine light whitish clay, sepiolite, once supposed to be a petrified sea-scum
2. A tobacco pipe made of it

• cephalisation
• cephalisations
• cephalitis
• cephalitises
• cephalization
• cephalizations
• cephalo-
• cephalocele
• cephaloceles
• cephalochordate
• cephalometries
• cephalometry
• cephalopod
• Cephalopoda
• cephalopods
• cephalosporin
• cephalosporins
• cephalothoraces
• cephalothorax
• cephalothoraxes
• cephalotomies
• cephalotomy
• -cephalous
• cephalous
• Cepheid variable