PERISTOME

peristome

(noun) region around the mouth in various invertebrates

peristome

(noun) (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule

Source: WordNet® 3.1


Etymology

Noun

peristome (plural peristomes)

(botany) One or two rings of tooth-like appendages surrounding the opening of the capsule of many mosses.

(zoology) The parts of or surrounding the mouths of numerous invertebrates.

The lip, or edge of the aperture, of a spiral shell.

Anagrams

• importees, prosemite, temporise

Source: Wiktionary


Per"i*stome, n. Etym: [Pref. peri- + Gr.

1. (Bot.)

Definition: The fringe of teeth around the orifice of the capsule of mosses. It consists of 4, 8, 16, 32, or 64 teeth, and may be either single or double.

2. (Zoöl.) (a) The lip, or edge of the aperture, of a spiral shell. (b) The membrane surrounding the mouth of an invertebrate animal.

Source: Webster’s Unabridged Dictionary 1913 Edition



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