The Collaborative International Dictionary of English v.0.48:

Distill \Dis*till"\, v. i. [imp. & p. p. Distilled; p. pr. &
   vb. n. Distilling.] [F. distiller, from L. destillare,
   destillatum; de + stillare to drop, stilla a drop, prob. fr.
   stiria frozen drop, icicle; prob. akin to stare, E. stand.
   Cf. Still, n. & v., Instill.] [Written also distil.]
   1. To drop; to fall in drops; to trickle.
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            Soft showers distilled, and suns grew warm in vain.
                                                  --Pope.
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   2. To flow gently, or in a small stream.
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            The Euphrates distilleth out of the mountains of
            Armenia.                              --Sir W.
                                                  Raleigh.
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   3. To practice the art of distillation. --Shak.
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The Collaborative International Dictionary of English v.0.48:

Distill \Dis*till"\, v. t.
   1. To let fall or send down in drops.
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            Or o'er the glebe distill the kindly rain. --Pope.
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            The dew which on the tender grass
            The evening had distilled.            --Drayton.
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   2. To obtain by distillation; to subject to a process of
      evaporation and subsequent condensation; to extract by
      distillation, as spirits, essential oil, etc.; to rectify;
      as, to distill brandy from wine; to distill alcoholic
      spirits from grain; to distill essential oils from
      flowers, etc.; to distill fresh water from sea water.
      "Distilling odors on me." --Tennyson.
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   3. To subject to distillation; as, to distill molasses in
      making rum; to distill barley, rye, corn, etc.
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   4. To dissolve or melt. [R.]
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            Swords by the lightning's subtle force distilled.
                                                  --Addison.
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   5. to extract out and present the essence of; to shorten and
      refine; to present the essential elements of; -- of ideas
      or texts.
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WordNet (r) 3.0 (2006):

distill
    v 1: remove impurities from, increase the concentration of, and
         separate through the process of distillation; "purify the
         water" [syn: purify, sublimate, make pure, distill]
    2: undergo the process of distillation [syn: distill,
       distil]
    3: extract by the process of distillation; "distill the essence
       of this compound" [syn: distill, extract, distil]
    4: undergo condensation; change from a gaseous to a liquid state
       and fall in drops; "water condenses"; "The acid distills at a
       specific temperature" [syn: condense, distill, distil]
    5: give off (a liquid); "The doctor distilled a few drops of
       disinfectant onto the wound" [syn: distill, distil]