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[mer-gan-ser] /mərˈgæn sər/
noun, plural mergansers (especially collectively) merganser.
any of several fish-eating diving ducks of the subfamily Merginae, having a narrow bill hooked at the tip and serrated at the edges.
Also called fish duck.
Origin of merganser
1745-55; < New Latin, equivalent to Latin merg(us) diver, a kind of water bird + ānser goose Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for merganser


noun (pl) -sers, -ser
any of several typically crested large marine diving ducks of the genus Mergus, having a long slender hooked bill with serrated edges Also called sawbill See also goosander
Word Origin
C18: from New Latin, from Latin mergus waterfowl, from mergere to plunge + anser goose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for merganser

type of duck, 1752, coined in Modern Latin (1550s), from Latin mergus "waterfowl, diver" (from mergere "to dip, immerse;" see merge (v.)) + anser "goose" (see goose (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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