noun
relatively slender blue-grey shark; nearly worldwide in tropical and temperate waters
• Syn: ↑Carcharhinus obscurus
• Hypernyms: ↑requiem shark
• Member Holonyms: ↑Carcharhinus, ↑genus Carcharhinus
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noun : a shark (Carcharias obscurus) of the No. Atlantic similar to the cub shark but darker
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a blue-gray shark, Carcharinus obscurus, of warm Atlantic and eastern Pacific seas, reaching a length of 12 ft. (3.7 m).
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dusky shark,
a medium-sized shark which is not dangerous to man, common on the Atlantic coast of North America.
Useful english dictionary. 2012.