ALL meanings of lungfish
lung·fish
L l - noun plural lungfish 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 feet (0.9 to 1.8 meters). 1
- noun lungfish An elongated freshwater fish with one or two sacs that function as lungs, enabling it to breathe air. It lives in poorly oxygenated water and can estivate in mud for long periods to survive drought. 1
- noun lungfish any freshwater bony fish of the subclass Dipnoi, having an air-breathing lung, fleshy paired fins, and an elongated body. The only living species are those of the genera Lepidosiren of South America, Protopterus of Africa, and Neoceratodus of Australia 0
- noun lungfish any of two orders (Ceratodiformes and Lepidosireniformes) of lobefins having lungs as well as gills 0
- noun lungfish air-breathing fish, of the class Dipnoi, that have four limblike appendages instead of fins. 0