'Tusk-shell' definitions:
Definition of 'Tusk-shell'
From: GCIDE
- Tusk-shell \Tusk"-shell`\ (t[u^]sk"-sh[e^]l`), n. (Zool.) See 2d Tusk, n., 2. [1913 Webster]
Definition of 'tusk-shell'
From: GCIDE
- Tusk \Tusk\, n. [OE. tusk, the same word as tusch, AS. tusc. See Tush a tooth.]
- 1. (Zool.) One of the elongated incisor or canine teeth of the wild boar, elephant, etc.; hence, any long, protruding tooth. [1913 Webster]
- 2. (Zool.) A toothshell, or Dentalium; -- called also tusk-shell. [1913 Webster]
- 3. (Carp.) A projecting member like a tenon, and serving the same or a similar purpose, but composed of several steps, or offsets. Thus, in the illustration, a is the tusk, and each of the several parts, or offsets, is called a tooth. [1913 Webster]