dorsal fin definition, dorsal fin meaning | English dictionary

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dorsal fin

  

      n   any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion  
English Collins Dictionary - English Definition & Thesaurus  
Collins
dorsal  
      adj  
1      (Anatomy, zoology)   relating to the back or spinal part of the body  
   Compare       ventral       1  
2      (Botany)   of, relating to, or situated on the side of an organ that is directed away from the axis  
3    articulated with the back of the tongue, as the (k) sound in English coot  
     (C15: from Medieval Latin dorsalis, from Latin dorsum back)  
  dorsally      adv  


dorsal fin  
      n   any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion  

English Collins Dictionary - English Definition & Thesaurus  

See also:

dorsally, dorsad, dossal

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