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

Interradial :: Interradial (a.) Between the radii, or rays; -- in zoology, said of certain parts of radiate animals; as, the interradial plates of a starfish..
But-thorn :: But-thorn (n.) The common European starfish (Asterias rubens).
Five-finger :: Five-finger (n.) A starfish with five rays, esp. Asterias rubens..
Stellerida :: Stellerid (n.) A 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..
Sea Pincushion :: Sea pincushion () A pentagonal starfish.
Sea Star :: Sea star () A starfish, or brittle star..
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..
Tangle :: Tangle (v.) An instrument consisting essentially of an iron bar to which are attached swabs, or bundles of frayed rope, or other similar substances, -- used to capture starfishes, sea urchins, and other similar creatures living at the bottom of the sea..
Paramere :: Paramere (n.) One of the symmetrical halves of any one of the radii, or spheromeres, of a radiate animal, as a starfish..
Brachiolaria :: Brachiolaria (n. pl.) A peculiar early larval stage of certain starfishes, having a bilateral structure, and swimming by means of bands of vibrating cilia..
Stargaser :: Starfish (n.) The dollar fish, or butterfish..
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.
Asteridian :: Asteridian (n.) A starfish; one of the Asterioidea.
Stelliferous :: Stelleridean (n.) A starfish, or brittle star..
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..
Ray :: Ray (n.) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran..
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..
Adambulacral :: Adambulacral (a.) Next to the ambulacra; as, the adambulacral ossicles of the starfish..
Bipinnaria :: Bipinnaria (n.) The larva of certain starfishes as developed in the free-swimming stage.
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