lamprey

/ˈlæmpri/

Other forms: lampreys

Definitions of lamprey

1. noun

   primitive eellike freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue
   synonyms: lamper eel, lamprey eel

   types:

   Petromyzon marinus, sea lamprey

   large anadromous lamprey sometimes used as food; destructive of native fish fauna in the Great Lakes

   type of:

   agnathan, jawless fish, jawless vertebrate

   eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms