abactinal definition

  • adjective:
    • Pertaining to the surface or end opposite to the mouth in a radiate animal.
    • related to the area or end opposite to your lips in a radiate animal; -- against actinal.
    • (of radiate pets) on the surface or end opposing to that upon which the lips is situated
  • others:
    • In zoology, remote from actinal or dental location; for this reason, without rays; aboral.

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