European cave-dwelling aquatic salamander with permanent external gills

• Eel-shaped amphibian
• Salamander
• European salamander
• Cave salamander

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
olm \olm\ n. A European cave-dwelling aquatic salamander ( Proteus anguinus ) with permanent external gills. Syn: Proteus anguinus .

Wikipedia Word definitions in Wikipedia
The olm or proteus ( Proteus anguinus ) is an aquatic salamander in the family Proteidae , the only exclusively cave-dwelling chordate species found in Europe. In contrast to most amphibians , it is entirely aquatic ; it eats, sleeps, and breeds underwater. ...

WordNet Word definitions in WordNet
n. European cave-dwelling aquatic salamander with permanent external gills [syn: Proteus anguinus ]

Wiktionary Word definitions in Wiktionary
n. (taxlink Proteus anguinus species noshow=1), a cave-dwelling salamander with external gills, found along the coast from northeastern Italy to Montenegro.