(Science: zoology) An elongated fish of many genera and species. The common eels of Europe and America belong to the genus Anguilla. The electrical eel is a species of gymnotus. The so called vinegar eel is a minute nematode worm. See Conger eel, electric eel, and gymnotus.
Origin: as. L; akin to D, g, & dan. Aal, Icel. All, Sw. Al.