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Any of various diving ducks of coastal areas, such as an eider or scoter.
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) any of various large diving ducks, such as the eider and the scoter, that occur along coasts
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any of various diving ducks, as the scaups, goldeneyes, scoters, and eiders, found principally on seas.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||sea duck - any of various large diving ducks found along the seacoast: eider; scoter; merganser|
duck - small wild or domesticated web-footed broad-billed swimming bird usually having a depressed body and short legs
eider, eider duck - duck of the northern hemisphere much valued for the fine soft down of the females
Clangula hyemalis, old squaw, oldwife - a common long-tailed sea duck of the northern parts of the United States
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