Nucula
Pronunciation : Nu"cu*la
Part of Speech : n.
Etymology : [L., little nut, dim. of nux, nucis, a nut.] (Zo?l.)
Definition : Defn: A genus of small marine bivalve shells, having a pearly interior.
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