Ray, n. [F. raie, L. raia. Cf. Roach.] (Zool.) (a) Any one of numerous elasmobranch fishes of the order Raiae, including the skates, torpedoes, sawfishes, etc. (b) In a restricted sense, any of the broad, flat, narrow-tailed species, as the skates and sting rays. See Skate.
[1913 Webster]
Bishop ray, a yellow-spotted, long-tailed eagle ray (Aetobatus narinari syn. Stoasodon narinari) of the Southern United States and the West Indies; also called the spotted eagle ray and white-spotted eagle ray. -- Butterfly ray, a short-tailed American sting ray (Pteroplatea Maclura), having very broad pectoral fins. -- Devil ray. See Sea Devil. -- Eagle ray, any large ray of the family Myliobatidae, or Aetobatidae. The common European species (Myliobatis aquila) is called also whip ray, and miller. -- Electric ray, or Cramp ray, a torpedo. -- Starry ray, a common European skate (Raia radiata). -- Sting ray, any one of numerous species of rays of the family Trygonidae having one or more large, sharp, barbed dorsal spines on the whiplike tail. Called also stingaree.
[1913 Webster]