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Calcaria

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Calcar \Cal"car\, n.; L. pl. {Calcaria}. [L., a spur, as worn on
   the heel, also the spur of a cock, fr. calx, calcis, the
   heel.]
   1. (Bot.) A hollow tube or spur at the base of a petal or
      corolla.

   2. (Zo["o]l.) A slender bony process from the ankle joint of
      bats, which helps to support the posterior part of the
      web, in flight.

   3. (Anat.)
      (a) A spur, or spurlike prominence.
      (b) A curved ridge in the floor of the leteral ventricle
          of the brain; the calcar avis, hippocampus minor, or
          ergot.
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