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Noun: peristome  'pe-ri,stowm
  1. (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule
  2. Region around the mouth in various invertebrates

Derived forms: peristomes

Type of: anatomical structure, bodily structure, body structure, complex body part, enation, plant process, structure

Part of: capsule, invertebrate

Encyclopedia: Peristome