shipworm

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ship·worm

 (shĭp′wûrm′)
n.
Any of various wormlike marine bivalve mollusks of the family Teredinidae, especially Teredo navalis, that have rudimentary shells with which they bore into wood, often doing extensive damage to ships and wharves. Also called teredo.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

shipworm

(ˈʃɪpˌwɜːm)
n
(Animals) 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 valves. See also piddock
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ship•worm

(ˈʃɪpˌwɜrm)

n.
any of various wormlike marine bivalve mollusks of the family Teredinidae, that burrow into the timbers of ships, wharves, etc.
[1770–80]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.shipworm - wormlike marine bivalve that bores into wooden piers and ships by means of drill-like shellsshipworm - wormlike marine bivalve that bores into wooden piers and ships by means of drill-like shells
clam - burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness
teredo - typical shipworm
Bankia setaceae, giant northwest shipworm - giant shipworm of the Pacific coast of North America
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
'The ships were literally eaten by the teredo worm which would burrow into the timber hulls.
In addition to the organic boosting biocide of the Biolux package, the product was formulated with metallic copper to combat zebra mussels, teredo worms, weeds, algae and slime fouling in freshwater and low-fouling saltwater.