roughbackn.
/ˈrʌfbak/, U.S. /ˈrəfˌbæk/ Any of several flatfishes with rough skins, esp. the long rough dab (American plaice), Hippoglossoides platessoides (also roughback fluke).
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the world > animals > fish > superorder Acanthopterygii (spiny fins) > order Perciformes (perches) > order Pleuronectiformes (flat-fish) > [noun] > family Pleuronectidae > member of genus Hippoglossus (halibut)
halibutc1430
turbot1555
roughback1795
sand dab1839
witch1874
1795 J. Sinclair Statist. Acct. Scotl. XVI. 548 Flounders of all kinds, roughback, plaise.
1815 J. Arbuthnot Hist. Acct. Peterhead 15 Dab, vulgarly called Rough Back Fluke, Rochie.
1903 G. Sim Vertebr. Fauna of Dee 244 Long Rough Dab. ‘Rochie’..‘Rough-back Fluke’..is not looked upon with much favour as an article of food.
1935 Fisheries Notice (Min. Agric.) No. 23. 4 Suggested Trade Name. Rough-back... General English Equivalent. Long Rough Dab.
1973 J. Grigson Fish Cookery 281 Roughback (i American plaice) (ii rock sole; flat-fish).
This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022).
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n.1795