noun.
The typical genus of mollusks of the family Buccinidæ.
the GNU version of the Collaborative International Dictionary of English
proper noun.
A genus of large univalve mollusks abundant in the arctic seas. It includes the common whelk (Buccinum undatum).
Word Usage
"In preparing the dye the buccinum was used last, the dye of the murex being necessary to render the colors fast, while the buccinum enlivened by its tint of red the dark hue of the murex."