The Collaborative International Dictionary of English v.0.48:

Inner \In"ner\ ([i^]n"n[~e]r), a. [AS. innera, a compar. fr.
   inne within, fr. in in. See In.]
   1. Further in; interior; internal; not outward; as, an inner
      chamber.
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   2. Of or pertaining to the spirit or its phenomena.
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            This attracts the soul,
            Governs the inner man, the nobler part. --Milton.
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   3. Not obvious or easily discovered; obscure.
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   Inner house (Scot.), the first and second divisions of the
      court of Session at Edinburgh; also, the place of their
      sittings.

   Inner jib (Naut.), a fore-and-aft sail set on a stay
      running from the fore-topmast head to the jib boom.

   Inner plate (Arch.), the wall plate which lies nearest to
      the center of the roof, in a double-plated roof.

   Inner post (Naut.), a piece brought on at the fore side of
      the main post, to support the transoms.

   Inner square (Carp.), the angle formed by the inner edges
      of a carpenter's square.
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