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8 Wintry Words to Defrost Your Vocabulary

blackfin

[blak-fin] /ˈblækˌfɪn/
noun
1.
a cisco, Coregonus nigripinnis, found in the Great Lakes.
Also called blackfin cisco.
Origin
1870-1875
1870-75, Americanism; black + fin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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