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A very large, edible clam (Panope abrupta) of the Pacific coast of northwest North America.

[From Puget Salish gwídəq.]
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.


(Animals) Canadian a large edible clam
[from Chinook jargon]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈgu iˌdʌk)

a large edible clam, Panope generosa, of the NW coast of North America.
[1880–85; < Puget Salish gwídəq]
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.geoduck - a large edible clam found burrowing deeply in sandy mud along the Pacific coast of North Americageoduck - 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the Pacific coast of North America; weighs up to six pounds; has siphons that can extend to several feet and cannot be withdrawn into the shell
clam - burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
Our chef made a quick decision to let us sample some newly arrive elephant clam shells which I suspect to be young geoducks with their silky digger muscles that taste so much of the sea.
Geoducks exhibited significant differences among groups in whole weight (ANOVA, [F.sub.4,179] = 61.98, P < 0.0001; Table 1, Fig.
The 2018-2019 commercial fishing season has already kicked off for sea cucumbers, geoducks, and red sea urchins.
The team has also unearthed several fossilized geoducks, sand dollars, digger pine tree cones and seeds.
Lehualani Keka added 10 kills and Tori Wegdahl had 19 digs for the Geoducks (7-12, 4-9 CCC), who held the Beacons (15-5, 10-5) to .172 hitting for the match.
Another inventor has come up with a better way to breed geoducks and clams.
PSP primarily results from ingestion of saxitoxins, toxins produced by marine dinoflagellate algae that accumulate in bivalve mollusks (e.g., butter clams, cockles, geoducks, and mussels) (1).
It is noteworthy that allowable fishing mortality rates <10% of the stock are more similar to the mortality rates of the longest-lived bivalves, such as geoducks and ocean quahogs (e.g., Bradbury and Tagart, 2000; NEFSC (2)), than other species with life spans of the same order as the oyster, emphasizing the fact that oysters in the Mid-Atlantic region are much more akin in their population dynamics to long-lived k-selected species than to short lived r-selected ones.
Common and widely available clam varieties from the Pacific Coast include geoducks, littlenecks, and Manila clams.