The Collaborative International Dictionary of English v.0.48:

Recline \Re*cline"\ (r[-e]*kl[imac]n"), v. t. [imp. & p. p.
   Reclined (r[-e]*kl[imac]nd"); p. pr. & vb. n. Reclining.]
   [L. reclinare; pref. re- re- + clinare to lean, incline. See
   Incline, Lean to incline.]
   To cause or permit to lean, incline, rest, etc.; to place in
   a recumbent position; as, to recline the head on the hand.
   [1913 Webster]

         The mother
         Reclined her dying head upon his breast. --Dryden.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reclining \Re*clin"ing\, a. (Bot.)
      (a) Bending or curving gradually back from the
          perpendicular.
      (b) Recumbent.
          [1913 Webster]

   Reclining dial, a dial whose plane is inclined to the
      vertical line through its center. --Davies & Peck (Math.
      Dict.).
      [1913 Webster]

WordNet (r) 3.0 (2006):

reclining
    n 1: the act of assuming or maintaining a reclining position

Moby Thesaurus II by Grady Ward, 1.0:

42 Moby Thesaurus words for "reclining":
   accubation, accumbency, accumbent, couchancy, couchant, couche,
   crawling, debasement, decumbency, decumbent, depression, draped,
   flat, groveling, loll, lolling, lounging, lowness, lying,
   lying down, procumbent, prone, proneness, prostrate, prostration,
   reclination, recumbency, recumbent, repose, reposing, resupine,
   shortness, sprawl, sprawled, sprawling, spread, squatness,
   squattiness, stumpiness, subjacency, supine, supineness