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

wane \wane\, v. i. imp.  p. p. waned; p. pr.  vb. n.
   waning. oe. wanien, as. wanian, wonian, from wan, won,
   deficient, wanting; akin to d. wan-, g. wahnsinn, insanity,
   ohg. wan, wana-, lacking, wan?n to lessen, icel. vanr
   lacking, goth. vans; cf. gr. ? bereaved, skr. ?na wanting,
   inferior. ????. cf. want lack, and wanton.
   1913 webster
   1. to be diminished; to decrease; -- contrasted with wax,
      and especially applied to the illuminated part of the
      moon.
      1913 webster

            like the moon, aye wax ye and wane.
            waning moons their settled periods keep. --addison.
      1913 webster

   2. to decline; to fail; to sink.
      1913 webster

            you saw but sorrow in its waning form. --dryden.
      1913 webster

            land and trade ever will wax and wane together.
                                                  --sir j.
                                                  child.
      1913 webster
see also:
waned waning want wanton wax 

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

waning \wan"ing\, n.
   the act or process of waning, or decreasing.
   1913 webster

         this earthly moon, the church, hath fulls and wanings,
         and sometimes her eclipses.              --bp. hall.
   1913 webster

[3] : WordNet (r) 2.0

waning
     adj : of the moon pertaining to the period during which the
           visible surface of the moon decreases; "after full moon
           comes the waning moon" ant: waxing
     n : a gradual decrease in magnitude or extent; "the waning of
         his enthusiasm was obvious"; "the waxing and waning of
         the moon" ant: waxing
see also:
waxing 

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

95 moby thesaurus words for "waning":
   aging, at rest, calm, cloistered, coming apart, contractive, cool,
   cracking, crumbling, decadent, declining, decreasing, decrescendo,
   decrescent, degenerate, deliquescent, deteriorating, diminishing,
   diminuendo, disintegrating, doting, draining, drooping, dwindling,
   dying, ebbing, effete, even-tenored, fading, failing, falling,
   flagging, fragmenting, getting on, going to pieces, growing old,
   halcyon, hushed, impassive, isolated, languishing, lessening,
   marcescent, moldering, on the wane, pacific, peaceable, peaceful,
   pining, placid, quiescent, quiet, receding, reductive, regressive,
   reposeful, reposing, restful, resting, retiring, retreating,
   retrograde, retrogressive, secluded, senescent, sequestered,
   sequestrated, sheltered, shrinking, shriveling, sinking, sliding,
   slipping, slumping, smooth, still, still as death, stillish,
   stilly, stoic, stolid, subsiding, tabetic, tranquil, unagitated,
   undisturbed, unmoved, unperturbed, unruffled, unstirring,
   untroubled, wasting, wilting, withering, worsening

Waning >> W Words
Waning, definition of term: Waning
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