noun
small silvery fish; Nova Scotia to Brazil
• Syn: ↑mackerel shad, ↑Decapterus macarellus
• Hypernyms: ↑scad
• Member Holonyms: ↑Decapterus, ↑genus Decapterus
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noun also mackerel shad : any of several small carangid fishes of a cosmopolitan genus (Decapterus); especially : a common western Atlantic fish (D. macarellus) that is of a silvery color and plumbeous below
Useful english dictionary. 2012.