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1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Hyperpnoea \Hy`perp*n[oe]"a\, n. [NL., fr. Gr. "ype`r over + ?,
      ?, breath.] (Physiol.)
      Abnormal breathing, due to slightly deficient arterialization
      of the blood; -- in distinction from eupn[oe]a. See
      Eupn[oe]a, and Dispn[oe]a.
      [1913 Webster]