Source : Webster's Revised Unabridged Dictionary (1913)

Incline \In*cline"\, n.
   An inclined plane; an ascent o? descent; a grade or gradient;
   a slope.

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.]
   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.

   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.

            Their hearts inclined to follow Abimelech. --Judges
                                                  ix. 3.

            Power finds its balance, giddy motions cease In both
            the scales, and each inclines to peace. --Parnell.

   3. To bow; to incline the head. --Chaucer.

   Syn: To lean; slope; slant; tend; bend.

Incline \In*cline"\, v. t.
   1. To cause to deviate from a line, position, or direction;
      to give a leaning, bend, or slope to; as, incline the
      column or post to the east; incline your head to the
      right.

            Incline thine ear, O Lord, and hear.  --Is. xxxvii.
                                                  17.

   2. To impart a tendency or propensity to, as to the will or
      affections; to turn; to dispose; to influence.

            Incline my heart unto thy testimonies. --Ps. cxix.
                                                  36.

            Incline our hearts to keep this law.  --Book of Com.
                                                  Prayer.

   3. To bend; to cause to stoop or bow; as, to incline the head
      or the body in acts of reverence or civility.

            With due respect my body I inclined.  --Dryden.

Source : WordNet®

incline
     n 1: an elevated geological formation; "he climbed the steep
          slope"; "the house was built on the side of the
          mountain" [syn: {slope}, {side}]
     2: an inclined surface or roadway that moves traffic from one
        level to another [syn: {ramp}]
     v 1: have a tendency or disposition to do or be something; be
          inclined; "She tends to be nervous before her lectures";
          "These dresses run small"; "He inclined to corpulence"
          [syn: {tend}, {be given}, {lean}, {run}]
     2: bend or turn (one's ear) towards a speaker in order to
        listen well; "He inclined his ear to the wise old man"
     3: lower or bend (the head or upper body), as in a nod or bow;
        "She inclined her head to the student"
     4: be at an angle; "The terrain sloped down" [syn: {slope}, {pitch}]
     5: make receptive or willing towards an action or attitude or
        belief; "Their language inclines us to believe them" [syn:
         {dispose}] [ant: {indispose}]