Definition
dipnoans
noun
- plural of dipnoan; fish of the class Dipnoi, characterized by the ability to breathe air through lungs as well as gills
Usage: scientific/zoological term; also called lungfish
Examples
- Dipnoans are ancient fish that can survive in water and on land.
- The three living groups of dipnoans are found in Africa, South America, and Australia.
- Dipnoans possess both lungs and gills, making them unique among fish.
- Scientists study dipnoans to understand the evolution of vertebrates.
- During droughts, dipnoans can burrow into mud and breathe air until water returns.