geoduck Meaning, Definition & Usage
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noun a large edible clam found burrowing deeply in sandy mud along the Pacific coast of North America; weighs up to six pounds; has siphons that can extend to several feet and cannot be withdrawn into the shell
WordNet
Ge"o*duck noun
Etymology
American Indian name.Definitions
(Zoöl.) A gigantic clam ( Glycimeris generosa ) of the Pacific coast of North America, highly valued as an article of food.