Wielki słownik angielsko-polski red. nacz D. Jemielniak, M. Miłkowski
(Noun) biologia perystom;
Wordnet angielsko-polski
1. ( (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule)
perystom, ozębnia, rąbek
2. (region around the mouth in various invertebrates)
perystom, peristom: :