Perichaetous
Pronunciation : Per`i*ch?"tous
Part of Speech : a.
Etymology : [See Perich?tium.] (Zo?l.)
Definition : Defn: Surrounded by set?; -- said of certain earthworms (genus Perich?tus).
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder