cone shell

noun

any of numerous, chiefly tropical, marine gastropods of the genus Conus, having a smooth, brightly colored, conical shell with a short, flattened spire.

Also called cone snail.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for cone shell

cone shell

noun

any of various tropical marine gastropod molluscs of the genus Conus and related genera, having a smooth conical shellSometimes shortened to: cone

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012