Diphycercal — Diph y*cer cal, a. [Gr. difyh s double (di = di s twice + fy ein to produce) + ke rkos tail.] (Anat.) Having the tail fin divided into two equal parts by the notochord, or end of the vertebral column; protocercal. See {Protocercal}. [1913… … The Collaborative International Dictionary of English
diphycercal — [dif΄i sʉr′kəl] adj. [< Gr diphyēs, twofold (< di , DI 1 + phyein, to bear, bring forth: see BE) + kerkos, tail + AL] designating, of, or having a tail fin in which the upper and lower lobes taper symmetrically to a point to which the… … English World dictionary
diphycercal — |difē, fə̇+ adjective Etymology: diphy + cercal 1. of a tail fin : having the upper and lower portions alike or nearly so and the vertebral column extending to the tip without any upturning in lungfish and crossopterygians this symmetry is… … Useful english dictionary
diphycercal — an internally and externally symmetrical tail fin, e.g. in Dipnoi. May be secondarily acquired from the homocercal condition by loss of the real caudal fin and the gaining of a new one from dorsal and anal elements, e.g. in Gadidae … Dictionary of ichthyology
diphycercal — adjective Describing a symmetric tail fin in which the vertebral column extends to the tip … Wiktionary
diphycercal — [ˌdɪfɪ sə:k(ə)l] adjective Zoology (of a fish s tail) approximately symmetrical and with the vertebral column continuing to the tip. Origin C19: from Gk diphu of double form + kerkos tail + al … English new terms dictionary
diphycercal — diphy·cercal … English syllables
diphycercal — /dɪfiˈsɜkəl/ (say difee serkuhl) adjective having or designating a primitive tail fin in which the vertebral column extends to the tip, as in the Queensland lungfish. {Greek diphyēs double + kerkos tail + al1} –diphycercy /dɪfiˈsɜsi/ (say difee… …
isocercal — diphycercal (an internally and externally symmetrical tail fin. May be secondarily acquired from the homocercal condition by loss of the real caudal fin and the gaining of a new one from dorsal and anal elements, e.g. in Gadidae) … Dictionary of ichthyology
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