Ling
WordNet
noun
(1) Elongate freshwater cod of northern Europe and Asia and North America having barbels around its mouth
(2) American hakes
(3) Elongated marine food fish of Greenland and northern Europe; often salted and dried
(4) Common Old World heath represented by many varieties; low evergreen grown widely in the northern hemisphere
(5) Water chestnut whose spiny fruit has two rather than 4 prongs