a. [ L. anguilla eel (dim. of anguis snake) + -form. ] Eel-shaped. [ 1913 Webster ]

☞ The “Anguillæformes” of Cuvier are fishes related to thee eel. [ 1913 Webster ]

n. 1. 1 an order of elongate fishes with pelvic fins and girdle absent or reduced.
Syn. -- order Anguilliformes, order Apodes. [ WordNet 1.5 ]