The Collaborative International Dictionary of English v.0.48:

Incline \In*cline"\, v. i. [imp. & p. p. Inclined; p. pr. &
   vb. n. Inclining.] [OE. inclinen, enclinen, OF. encliner,
   incliner, F. incliner, L. inclinare; pref. in- in + clinare
   to bend, incline; akin to E. lean. See Lean to incline.]
   [1913 Webster]
   1. To deviate from a line, direction, or course, toward an
      object; to lean; to tend; as, converging lines incline
      toward each other; a road inclines to the north or south.
      [1913 Webster]

   2. Fig.: To lean or tend, in an intellectual or moral sense;
      to favor an opinion, a course of conduct, or a person; to
      have a propensity or inclination; to be disposed.
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            Their hearts inclined to follow Abimelech. --Judges
                                                  ix. 3.
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            Power finds its balance, giddy motions cease
            In both the scales, and each inclines to peace.
                                                  --Parnell.
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   3. To bow; to incline the head. --Chaucer.

   Syn: To lean; slope; slant; tend; bend.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Inclined \In*clined"\, p. p. & a.
   1. Having a leaning or tendency towards, or away from, a
      thing; disposed or moved by wish, desire, or judgment; as,
      a man inclined to virtue. "Each pensively inclined."
      --Cowper.
      [1913 Webster]

   2. (Math.) Making an angle with some line or plane; -- said
      of a line or plane.
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   3. (Bot.) Bent out of a perpendicular position, or into a
      curve with the convex side uppermost.
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   Inclined plane. (Mech.)
      (a) A plane that makes an oblique angle with the plane of
          the horizon; a sloping plane. When used to produce
          pressure, or as a means of moving bodies, it is one of
          the mechanical powers, so called.
      (b) (Railroad & Canal) An inclined portion of track, on
          which trains or boats are raised or lowered from one
          level to another.
          [1913 Webster]

WordNet (r) 3.0 (2006):

inclined
    adj 1: (often followed by `to') having a preference,
           disposition, or tendency; "wasn't inclined to believe the
           excuse"; "inclined to be moody" [ant: disinclined]
    2: at an angle to the horizontal or vertical position; "an
       inclined plane" [ant: horizontal, perpendicular,
       vertical]
    3: having made preparations; "prepared to take risks" [syn:
       disposed(p), fain, inclined(p), prepared]