Definition of crustacean

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Crustacean (n.) An animal belonging to the class Crustacea.

Lern More About Crustacean

Polymeniscous :: Polymeniscous (a.) Having numerous facets; -- said of the compound eyes of insects and crustaceans.
Pleuron :: Pleuron (n.) One of lateral processes of a somite of a crustacean.
Facet :: Facet (n.) One of the numerous small eyes which make up the compound eyes of insects and crustaceans.
Scud :: Scud (n.) Any swimming amphipod crustacean.
Shell :: Shell (n.) The hard calcareous or chitinous external covering of mollusks, crustaceans, and some other invertebrates. In some mollusks, as the cuttlefishes, it is internal, or concealed by the mantle. Also, the hard covering of some vertebrates, as the armadillo, the tortoise, and the like..
Swimming :: Swimmeret (n.) One of a series of flat, fringed, and usually bilobed, appendages, of which several pairs occur on the abdominal somites of many crustaceans. They are used as fins in swimming..
Basicerite :: Basicerite (n.) The second joint of the antennae of crustaceans.
Dactylar :: Dactylar (a.) Of or pertaining to a finger or toe, or to the claw of an insect crustacean..
Pedireme :: Pedireme (n.) A crustacean, some of whose feet serve as oars..
Crustacean :: Crustacean (a.) Of or pertaining to the Crustacea; crustaceous.
Tube :: Tube (n.) A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm..
Crustacean :: Crustacean (n.) An animal belonging to the class Crustacea.
Oarfoot :: Oarfoot (n.) Any crustacean of the genus Remipes.
Flagellum :: Flagellum (v. t.) A lashlike appendage of a crustacean, esp. the terminal ortion of the antennae and the epipodite of the maxilipeds. See Maxilliped..
Sedentary :: Sedentary (a.) Remaining in one place, especially when firmly attached to some object; as, the oyster is a sedentary mollusk; the barnacles are sedentary crustaceans..
Decapod :: Decapod (n.) A crustacean with ten feet or legs, as a crab; one of the Decapoda. Also used adjectively..
Shrimp :: Shrimp (v.) In a loose sense, any small crustacean, including some amphipods and even certain entomostracans; as, the fairy shrimp, and brine shrimp. See under Fairy, and Brine..
Propodite :: Propodite (n.) The sixth joint of a typical leg of a crustacean; usually, the penultimate joint..
Gribble :: Gribble (n.) A small marine isopod crustacean (Limnoria lignorum or L. terebrans), which burrows into and rapidly destroys submerged timber, such as the piles of wharves, both in Europe and America..
Scaphognathite :: Scaphognathite (n.) A thin leafike appendage (the exopodite) of the second maxilla of decapod crustaceans. It serves as a pumping organ to draw the water through the gill cavity.
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