The Collaborative International Dictionary of English v.0.48:

Still \Still\, a. [Compar. Stiller; superl. Stillest.] [OE.
   stille, AS. stille; akin to D. stil, OS. & OHG. stilli, G.
   still, Dan. stille, Sw. stilla, and to E. stall; from the
   idea of coming to a stand, or halt. Cf. Still, adv.]
   1. Motionless; at rest; quiet; as, to stand still; to lie or
      sit still. "Still as any stone." --Chaucer.
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   2. Uttering no sound; silent; as, the audience is still; the
      animals are still.
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            The sea that roared at thy command,
            At thy command was still.             --Addison.
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   3. Not disturbed by noise or agitation; quiet; calm; as, a
      still evening; a still atmosphere. "When all the woods are
      still." --Milton.
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   4. Comparatively quiet or silent; soft; gentle; low. "A still
      small voice." --1 Kings xix. 12.
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   5. Constant; continual. [Obs.]
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            By still practice learn to know thy meaning. --Shak.
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   6. Not effervescing; not sparkling; as, still wines.
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   Still life. (Fine Arts)
      (a) Inanimate objects.
      (b) (Painting) The class or style of painting which
          represents inanimate objects, as fruit, flowers, dead
          game, etc.
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   Syn: Quiet; calm; noiseless; serene; motionless; inert;
        stagnant.
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The Collaborative International Dictionary of English v.0.48:

Stiller \Still"er\, n.
   One who stills, or quiets.
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