The Collaborative International Dictionary of English v.0.48:

Harp \Harp\ (h[aum]rp), n. [OE. harpe, AS. hearpe; akin to D.
   harp, G. harfe, OHG. harpha, Dan. harpe, Icel. & Sw. harpa.]
   1. A musical instrument consisting of a triangular frame
      furnished with strings and sometimes with pedals, held
      upright, and played with the fingers.
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   2. (Astron.) A constellation; Lyra, or the Lyre.
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   3. A grain sieve. [Scot.]
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   Aeolian harp. See under Aeolian.
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   Harp seal (Zool.), an arctic seal (Phoca Gr[oe]nlandica).
      The adult males have a light-colored body, with a
      harp-shaped mark of black on each side, and the face and
      throat black. Called also saddler, and saddleback. The
      immature ones are called bluesides; their fur is white,
      and they are killed and skinned to harvest the fur.

   Harp shell (Zool.), a beautiful marine gastropod shell of
      the genus Harpa, of several species, found in tropical
      seas. See Harpa.
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The Collaborative International Dictionary of English v.0.48:

AEolian \[AE]*o"li*an\, a. [L. Aeolius, Gr. ?.]
   1. Of or pertaining to [AE]olia or [AE]olis, in Asia Minor,
      colonized by the Greeks, or to its inhabitants; [ae]olic;
      as, the [AE]olian dialect.
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   2. Pertaining to [AE]olus, the mythic god of the winds;
      a["e]rial.
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            Viewless forms the [ae]olian organ play. --Campbell.
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   3. Relating to or caused by wind; as, aeolian erosion.
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   [AE]olian attachment, a contrivance often attached to a
      pianoforte, which prolongs the vibrations, increases the
      volume of sound, etc., by forcing a stream of air upon the
      strings. --Moore.

   [AE]olian harp, [AE]olian lyre, a musical instrument
      consisting of a box, on or in which are stretched strings,
      on which the wind acts to produce the notes; -- usually
      placed at an open window. --Moore.

   [AE]olian mode (Mus.), one of the ancient Greek and early
      ecclesiastical modes.
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WordNet (r) 3.0 (2006):

aeolian harp
    n 1: a harp having strings tuned in unison; they sound when wind
         passes over them [syn: aeolian harp, aeolian lyre,
         wind harp]