planarian definition

  • noun:
    • Any of various tiny, chiefly freshwater turbellarian flatworms associated with the purchase Tricladida, having smooth, broad, ciliated bodies, a three-branched digestion hole, and the capacity to regenerate body parts.
    • some of numerous freshwater flatworms, of family members Planariidae, particularly of this genus Planaria.
    • among Planarida, or Dendrocœla; any turbellarian worm.
    • A member associated with suborder Planarida.
    • free-swimming mostly freshwater flatworms; well-known in laboratory scientific studies when it comes to capability to replenish lost parts
  • others:
    • Flat, as a turbellarian; belonging to the Planarida or Dendrocœla. See cut under Dendrocœla.

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