tarsus

  1. Noun.  (anatomy) The part of the foot between the tibia and fibula and the metatarsus.
  2. Noun.  (anatomy) Any of the seven bones in this part of the foot.
  3. Noun.  (anatomy) The superior or inferior tarsal muscle of the eyelid, responsible for sympathetic control of the eyelid.
  4. Noun.  (zoology) In insects and other arthropods, any of a series of articulations in the true foot; the last joint forming the foot in spiders.

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This entry was last updated on RefTopia from its source on 3/20/2012.