any of a genus (Dentalium) of marine mollusks
Origin of dentaliumModern Latin from Classical Latin dentalis, dental + -ium
nounpl. den·ta·li·a, or den·ta·li·ums
Any of various tusk shells of the genus Dentalium, some of which are used for ornament and were used by native peoples of western North America as currency.
Origin of dentaliumNew Latin Dentālium genus name from dentālis toothy ; see dental .
(plural dentalia or dentaliums)
- Any of various tooth shells of the genus Dentalium