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

querulous \quer"ulous\, a. l. querulus and querulosus, fr.
   queri to complain. cf. cry, v., quarrel a brawl,
   quarrelous.
   1. given to quarreling; quarrelsome. obs. --land.
      1913 webster

   2. apt to find fault; habitually complaining; disposed to
      murmur; as, a querulous man or people.
      1913 webster

            enmity can hardly be more annoying that querulous,
            jealous, exacting fondness.           --macaulay.
      1913 webster

   3. expressing complaint; fretful; whining; as, a querulous
      tone of voice.
      1913 webster

   syn: complaining; bewailing; lamenting; whining; mourning;
        murmuring; discontented; dissatisfied.
        1913 webster -- quer"ulously, adv. --
        quer"ulousness, n.
        1913 webster
see also:
cry quarrel quarrelous quer"ulously quer"ulousness 

[2] : WordNet (r) 2.0

querulous
     adj : habitually complaining; "a whining child" syn: fretful, whiney,
            whininga, whiny
see also:
fretful whiney whininga whiny 

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

103 moby thesaurus words for "querulous":
   jeremianic, annoyed, bad-tempered, beefing, bellyaching, bemoaning,
   bitching, blubbering, cantankerous, carping, catty, censorious,
   choleric, complaining, complaintful, crabbing, crabby, cranky,
   critical, criticizing, croaking, cross, crotchety, crusty, crying,
   disappointed, discontented, disgruntled, displeased, dissatisfied,
   dyspeptic, envious, faultfinding, finical, finicky, fractious,
   fretful, fussy, griping, grouchy, grousing, growling, grumbling,
   grumpy, howling, huffy, hypercritical, ill-humored, ill-natured,
   ill-tempered, irascible, irritable, irritated, lamenting,
   lamentive, malcontent, malcontented, moanful, mournful, murmuring,
   muttering, nagging, naggy, out of humor, peevish, perverse,
   pettish, petulant, piqued, plaintive, plangent, puling,
   quarrelsome, querulant, rebellious, resentful, restive, restless,
   shrewish, snappish, sorrowful, sour, splenetic, sulky, testy,
   touchy, ululant, unaccepting, unaccommodating, uneasy, unfulfilled,
   ungratified, unhappy, unsatisfied, vixenish, vixenly, wailful,
   wailing, waspish, weeping, whimpering, whining, whiny

Querulous- >> Q Words
Querulous-, definition of term: Querulous-
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