physostomous fish

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• Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …   Universalium

• fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …   Universalium

• fish bladder — 1) the storage sac for urine 2) a figure composed of two equal and symmetrically placed circular arcs. See also vesica piscis 3) gas bladder (a thin membranous, sometimes alveolated sac in the dorsal portion of the abdominal cavity. Contains a… …   Dictionary of ichthyology

• fish sound — gas bladder (a thin membranous, sometimes alveolated sac in the dorsal portion of the abdominal cavity. Contains a varying mixture of gases, not identical to the composition of air. May be one, two or three chambered. May be connected to the gut… …   Dictionary of ichthyology

• fish-bladder — 1) the storage sac for urine 2) a figure composed of two equal and symmetrically placed circular arcs. See also vesica piscis 3) gas bladder (a thin membranous, sometimes alveolated sac in the dorsal portion of the abdominal cavity. Contains a… …   Dictionary of ichthyology

• fish-sound — gas bladder (a thin membranous, sometimes alveolated sac in the dorsal portion of the abdominal cavity. Contains a varying mixture of gases, not identical to the composition of air. May be one, two or three chambered. May be connected to the gut… …   Dictionary of ichthyology

• pneumatic duct — noun : the duct that connects the air bladder with the alimentary canal in physostomous fishes * * * the duct joining the air bladder and alimentary canal of a physostomous fish …   Useful english dictionary

• pneumatic duct — the duct joining the air bladder and alimentary canal of a physostomous fish. * * * …   Universalium

• Gas bladder — and thus to stay at the current water depth, ascend, or descend without having to waste energy in swimming. cite encyclopedia | title =Fish | encyclopedia =Microsoft Encarta Encyclopedia Deluxe 1999 | publisher =Microsoft | date =1999] The gas… …   Wikipedia

• float — 1) a cork, wood, glass, metal or plastic structure used to support or mark the position of a net. See also bombarda and glass float 2) a plastic, cork or wood device that enables a baited hook to be suspended in the water column and enables fish… …   Dictionary of ichthyology

• physostome — I. ˈfīsəˌstōm noun ( s) Etymology: New Latin Physostomi : a teleost fish having a duct between the air bladder and the alimentary canal; broadly : one of the Physostomi II. adjective …   Useful english dictionary