- any of various wormlike marine bivalve mollusks that burrow into the timbers of ship, wharves, etc.
Origin of shipworm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for shipworm
The teredo or shipworm was a serious peril in the days before the sheathing of ships.Days of the Discoverers
- any wormlike marine bivalve mollusc of the genus Teredo and related genera and family Teredinidae. They bore into wooden piers, ships, etc, by means of drill-like shell valvesSee also piddock