‖n. pl. [ NL. See Hydra. ] (Zool.) The group of hydroids to which the fresh-water hydras belong. [ 1913 Webster ]
‖n. [ Sp., prop., a godmother. ] An animal (usually an old mare), wearing a bell and acting as the leader of a troop of pack mules. [ S. America ] [ 1913 Webster ]
‖n. [ NL.: cf. F. méandrine. ] (Zool.) A genus of corals with meandering grooves and ridges, including the brain corals. [ 1913 Webster ]
‖n.;