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threadfin

[thred-fin] /ˈθrɛdˌfɪn/
noun
1.
any spiny-rayed fishes of the family Polynemidae, having the lower part of the pectoral fin composed of numerous, separate, filamentous rays.
Origin of threadfin
1885-1890
First recorded in 1885-90; thread + fin1
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Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for threadfin

threadfin

/ˈθrɛdˌfɪn/
noun (pl) -fin, -fins
1.
any spiny-finned tropical marine fish of the family Polynemidae, having pectoral fins consisting partly of long threadlike rays
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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