Definition of starfish

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Starfish (n.) Any one of numerous species of echinoderms belonging to the class Asterioidea, in which the body is star-shaped and usually has five rays, though the number of rays varies from five to forty or more. The rays are often long, but are sometimes so short as to appear only as angles to the disklike body. Called also sea star, five-finger, and stellerid..

Lern More About Starfish

Stelliferous :: Stelleridean (n.) A starfish, or brittle star..
Sea Pincushion :: Sea pincushion () A pentagonal starfish.
Tooth :: Tooth (n.) Any hard calcareous or chitinous organ found in the mouth of various invertebrates and used in feeding or procuring food; as, the teeth of a mollusk or a starfish..
Ophiura :: Ophiura (n.) A genus of ophiurioid starfishes.
Sea Star :: Sea star () A starfish, or brittle star..
Brittle Star :: Brittle star () Any species of ophiuran starfishes. See Ophiuroidea.
Ossicle :: Ossicle (n.) One of numerous small calcareous structures forming the skeleton of certain echinoderms, as the starfishes..
But-thorn :: But-thorn (n.) The common European starfish (Asterias rubens).
Paxillus :: Paxillus (n.) One of a peculiar kind of spines covering the surface of certain starfishes. They are pillarlike, with a flattened summit which is covered with minute spinules or granules. See Illustration in Appendix..
Asteridian :: Asteridian (n.) A starfish; one of the Asterioidea.
Ray :: Ray (n.) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran..
Stelleridan :: Stellerida (n. pl.) An extensive group of echinoderms, comprising the starfishes and ophiurans..
Bipinnaria :: Bipinnaria (n.) The larva of certain starfishes as developed in the free-swimming stage.
Asteridea :: Asteridea (n. pl.) A class of Echinodermata including the true starfishes. The rays vary in number and always have ambulacral grooves below. The body is star-shaped or pentagonal.
Five-finger :: Five-finger (n.) A starfish with five rays, esp. Asterias rubens..
Paramere :: Paramere (n.) One of the symmetrical halves of any one of the radii, or spheromeres, of a radiate animal, as a starfish..
Pedicellaria :: Pedicellaria (n.) A peculiar forcepslike organ which occurs in large numbers upon starfishes and echini. Those of starfishes have two movable jaws, or blades, and are usually nearly, or quite, sessile; those of echini usually have three jaws and a pedicel. See Illustration in Appendix..
Starfish :: Starfish (n.) Any one of numerous species of echinoderms belonging to the class Asterioidea, in which the body is star-shaped and usually has five rays, though the number of rays varies from five to forty or more. The rays are often long, but are sometimes so short as to appear only as angles to the disklike body. Called also sea star, five-finger, and stellerid..
Adambulacral :: Adambulacral (a.) Next to the ambulacra; as, the adambulacral ossicles of the starfish..
Crossfish :: Crossfish (n.) A starfish.
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