dipnoan
/ˈdɪpnoʊən/
noun
- A fish that has both gills and lungs, allowing it to breathe air; a lungfish.
- Scientists study the dipnoan to understand how animals evolved to live on land.
- The dipnoan is an ancient type of fish that can survive out of water for long periods.
- In the aquarium, the dipnoan occasionally rises to the surface to take a breath of air.
Synonyms
adjective
- Relating to or characteristic of lungfish.
- The dipnoan species has a unique ability to burrow into mud during droughts.
- The dipnoan respiratory system includes both gills and a primitive lung.
- Dipnoan fossils show a mix of fish and amphibian features.