n.1 Bot. a fringe of small teeth around the mouth of a capsule in mosses and certain fungi.
2 Zool. the parts surrounding the mouth of various invertebrates.
Etymology: mod.L peristoma f. PERI- + Gk stoma mouth
n.1 Bot. a fringe of small teeth around the mouth of a capsule in mosses and certain fungi.
2 Zool. the parts surrounding the mouth of various invertebrates.
Etymology: mod.L peristoma f. PERI- + Gk stoma mouth
Oxford English vocab. Оксфордский английский словарь. 2012