heteracanth definition

  • adjective:
    • getting the spines of this dorsal fin asymmetrical, or thickened alternatively from the right and left sides.
    • getting the spines of dorsal fin unsymmetrical, or thickened alternatively from the right and left edges.
  • others:
    • In ichthyology having asymmetrical dorsal and anal fin-spines, alternatively broader on a single side than on the other; maybe not homacanth.
54 votes

How would you define heteracanth?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!