'Columbella' definitions:
Definition of 'Columbella'
From: GCIDE
- Columbella \Col`um*bel"la\, n. [NL., dim. of L. columba a dove. So called from a fancied resemblance in color and form, of some species.] (Zool.) A genus of univalve shells, abundant in tropical seas. Some species, as Columbella mercatoria, were formerly used as shell money. [1913 Webster]