Noun meerschaum has 2 senses
  1. meerschaum, sepiolite - a white clayey mineral
    --1 is a kind of mineral
    --1 is a substance of meerschaum
  2. meerschaum - a pipe having a bowl made of meerschaum
    --2 is a kind of
    pipe, tobacco pipe
    --2 has substances: meerschaum, sepiolite
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