Meaning of lungfish

lung•fish

Pronunciation: (lung'fish"), [key]
— pl. -fish, -fish•es.
  1. any of various slender, air-breathing fishes of the order (or subclass) Dipnoi, of rivers and lakes in Africa, South America, and Australia, having a lunglike air bladder as well as gills and growing to a length of 3 to 6 ft. (0.9 to 1.8 m).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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