Veretillum
Pronunciation : Ver`e*til"lum
Part of Speech : n.
Etymology : [L., dim. of veretrum the private parts.] (Zo?l.)
Definition : Defn: Any one of numerous species of club-shaped, compound Alcyonaria belonging to Veretillum and allied genera, of the tribe Pennatulacea. The whole colony can move about as if it were a simple animal.
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