• synonyms


noun, plural (especially collectively) cis·co, (especially referring to two or more kinds or species) cis·coes, cis·cos.
  1. any of several whitefishes of the genus Coregonus, of the Great Lakes and smaller lakes of eastern North America.
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Origin of cisco

1840–50, Americanism; < Canadian French, back formation from ciscoette, ciscaouette < Ojibwa; see siscowet
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British Dictionary definitions for cisco


noun plural -coes or -cos
  1. any of various whitefish, esp Coregonus artedi, of cold deep lakes of North AmericaAlso called: lake herring
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Word Origin

C19: short for Canadian French ciscoette, from Ojibwa pemitewiskawet fish with oily flesh
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