[1] : The Collaborative International Dictionary of English v.0.48

inner \in"ner\ i^n"n~er, a. as. innera, a compar. fr.
   inne within, fr. in in. see in.
   1. further in; interior; internal; not outward; as, an inner
      chamber.
      1913 webster

   2. of or pertaining to the spirit or its phenomena.
      1913 webster

            this attracts the soul,
            governs the inner man, the nobler part. --milton.
      1913 webster

   3. not obvious or easily discovered; obscure.
      1913 webster

   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.
      1913 webster
see also:
in inner house inner jib inner plate inner post inner square 

[2] : WordNet (r) 2.0

inner
     adj 1: located inward; "beethoven's manuscript looks like a bloody
            record of a tremendous inner battle"- leonard
            bernstein; "she thinks she has no soul, no interior
            life, but the truth is that she has no access to it"-
            david denby; "an internal sense of rightousness"-
            a.r.gurney,jr. syn: interior, internal
     2: located or occurring within or closer to a center; "an inner
        room" syn: innera ant: outera
     3: innermost or essential; "the inner logic of cubism"; "the
        internal contradictions of the theory"; "the intimate
        structure of matter" syn: internal, intimate
     4: confined to an exclusive group; "privy to inner knowledge";
        "inside information"; "privileged information" syn: inside,
         privileged
     5: exclusive to a center; especially a center of influence;
        "inner regions of the organization"; "inner circles of
        government"
     6: inside or closer to the inside of the body; "the inner ear"
see also:
interior internal innera outera intimate inside 
privileged 

[3] : Moby Thesaurus II by Grady Ward, 1.0

69 moby thesaurus words for "inner":
   absolute, central, certain, close, concealed, concrete,
   constitutional, deep, deep-seated, defined, definite, detailed,
   determinate, different, distinct, distinguished, esoteric,
   especial, essential, exceptional, express, extraordinary, familiar,
   fixed, focal, gut, hidden, immanent, implanted, implicit,
   inalienable, individual, indoor, indwelling, infixed, ingrained,
   inherent, inmost, innermost, inside, interior, internal, intestine,
   intimate, intrinsic, inward, inwrought, irreducible, middle,
   minute, noteworthy, nuclear, particular, personal, precise,
   private, resident, respective, secret, several, singular,
   solipsistic, special, specific, subjective, unalienable,
   unchallengeable, unquestionable, visceral

Inner >> I Words
Inner, definition of term: Inner
inner_pag1.html

Inner Ear >> I Words
Inner Ear, definition of term: Inner Ear
inner+ear_pag1.html

Inner City >> I Words
Inner City, definition of term: Inner City
inner+city_pag1.html

The Inner >> T Words
The Inner, definition of term: The Inner
the+inner_pag1.html