'Telson' definitions:
Definition of 'Telson'
From: GCIDE
- Telson \Tel"son\, n.; pl. Telsons. [NL., fr. Gr. ? a boundary, limit.] (Zool.) The terminal joint or movable piece at the end of the abdomen of Crustacea and other articulates. See Thoracostraca. [1913 Webster]