tooth shell

noun

1. any marine mollusk of the class Scaphopoda, having a curved, tapering shell that is open at both ends.

2. the shell itself.

tooth shell

noun

1. another name for the tusk shell

Word History and Origins

Origin of tooth shell¹

First recorded in 1705–15

Example Sentences

It includes Dentalium, or the tooth shells, and other similar shells.

From Project Gutenberg