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

• catchpenny
• catchphrase
• catchphrases
• catch-pit
• catch points
• catchpole
• catchpoles
• catchpoll
• catchpolls
• catch sight of
• catch someone in the act
• catch someone napping
• catch someone's drift
• catcht
• catch the sun
• catch-the-ten
• catch up
• catchup
• catchweed
• catchweeds
• catchweight
• catchword
• catchwords
• catchy
• cat-cracker