piddock

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pid·dock

 (pĭd′ək)
n.
Any of several marine bivalve mollusks of the family Pholadidae, having a long rasping shell used to bore into wood, rock, and clay, and often damaging jetties and wharves.

[Origin unknown.]

piddock

(ˈpɪdək)
n
(Animals) any marine bivalve of the family Pholadidae, boring into rock, clay, or wood by means of sawlike shell valves. See also shipworm
[C19: origin uncertain]

pid•dock

(ˈpɪd ək)

n.
any bivalve mollusk of the family Pholadidae, able to burrow in soft rock, wood, etc.
[1850–55; of obscure orig.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.piddock - marine bivalve that bores into rock or clay or wood by means of saw-like shellspiddock - marine bivalve that bores into rock or clay or wood by means of saw-like shells
bivalve, lamellibranch, pelecypod - marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together
genus Pholas, Pholas - type genus of the family Pholadidae: piddocks
Translations
References in periodicals archive ?
They form a home for burrowing clams called piddocks, as well as crabs, mussels, periwinkles and worms.
The requirement also applies to the harvest of other saltwater shellfish - including mussels, abalone, oysters, piddocks, shrimp or scallops - but not to crayfish or freshwater clams.
The 5km zone, taking in Little Eye and Middle Eye, in the Dee Estuary, will protect blue mussel beds, as well as areas of peat and clay on the island that are home to piddocks.