Source : Webster's Revised Unabridged Dictionary (1913)

Inner \In"ner\, a. [AS. innera, a compar. fr. inne within, fr.
   in in. See {In}.]
   1. Further in; interior; internal; not outward; as, an spirit
      or its phenomena.

            This attracts the soul, Governs the inner man,the
            nobler part.                          --Milton.

   3. Not obvious or easily discovered; obscure.

   {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.