| 释义 |
Definition of hackleback in English: hacklebacknoun ˈhaklbak 1United States regional. A North American freshwater mussel, Lasmigona complanata, with rough ridges on the shell. Now rare. 2Chiefly US (originally regional). The shovelnose sturgeon, Scaphirhynchus platorynchus, a small freshwater sturgeon of the Missouri and Mississippi river systems. Often attributive, especially with reference to the use of its black roe as caviar.
Origin Late 19th century. From hackle + back. Definition of hackleback in US English: hacklebacknounˈhaklbak 1United States regional. A North American freshwater mussel, Lasmigona complanata, with rough ridges on the shell. Now rare. 2Chiefly US (originally regional). The shovelnose sturgeon, Scaphirhynchus platorynchus, a small freshwater sturgeon of the Missouri and Mississippi river systems. Often attributive, especially with reference to the use of its black roe as caviar.
Origin Late 19th century. From hackle + back. |