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EEL
An elongated fish of much genera and species. The general eels of Europe and America belong to the genus Anguilla. The electricaleel is a species of Gymnotus. The so called vinegareel is a minutenematode worm. See Conger eel, Electric eel, and Gymnotus.
Origin: AS. L; akin to D, G, & Dan. Aal, Icel. All, Sw. Al.
Source: Websters Vocabulary