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peristome

Pronunciation: /ˈpɛrɪstəʊm/
Definition of peristome

noun

  • 1 Zoology the parts surrounding the mouth of various invertebrates.
  • 2 Botany a fringe of small projections around the mouth of a capsule in mosses and certain fungi.

Origin:

late 18th century: from modern Latin peristoma, from Greek peri- 'around' + stoma 'mouth'

peristome in other Oxford dictionaries

Definition of peristome in the US English dictionary

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