Noun: lamprey eel lam-pree eel
- Primitive eel-like freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue
"Lamprey eels are parasitic on other fish, attaching with their suction-cup mouths";
- lamprey, lamper eel [informal]
Derived forms: lamprey eels
Type of: agnathan, jawless fish, jawless vertebrate
Part of: family Petromyzontidae, Petromyzontidae
Encyclopedia: Lamprey eel