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

quiescent \quies"cent\, n. gram.
   a silent letter. --m. stuart.
   1913 webster

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

quiescent \quies"cent\, a. l. quiescens, -entis, p. pr. of
   quiescere: cf. f. quiescent. see quiesce.
   1. being in a state of repose; at rest; still; not moving;
      as, a quiescent body or fluid.
      1913 webster

   2. not ruffed with passion; unagitated; not in action; not
      excited; quiet; dormant; resting.
      1913 webster

            in times of national security, the feeling of
            patriotism . . . is so quiescent that it seems
            hardly to exist.                      --prof.
                                                  wilson.
      1913 webster

   3. gram. not sounded; silent; as, y is quiescent in "day"
      and "say."
      1913 webster
see also:
quiesce 

[3] : WordNet (r) 2.0

quiescent
     adj 1: not active or activated; "the quiescent level of centimeter
            wave-length solar radiation"
     2: marked by a state of tranquil repose; "the quiescent
        melancholy of the town"
     3: being quiet or still or inactive
     4: causing no symptoms; "a quiescent tumor"

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

125 moby thesaurus words for "quiescent":
   abeyant, abiding, at a standstill, at rest, calm, changeless,
   cloistered, constant, contemplative, continuing, cool, do-nothing,
   dormant, durable, dwindling, ebbing, echoless, enduring,
   even-tenored, firm, fixed, frozen, halcyon, hush as death, hushed,
   idle, immobile, immutable, impassive, inactive, inaudible, inert,
   intact, inviolate, isolated, laissez-aller, laissez-faire, lasting,
   lurking, meditative, moldering, motionless, mousy, neuter, neutral,
   noiseless, pacific, paralytic, paralyzed, passive, peaceable,
   peaceful, permanent, perpetual, persistent, placid, potential,
   procrastinating, quiet, quietist, quietistic, remaining, reposeful,
   reposing, restful, resting, rigid, secluded, sedentary,
   sequestered, sequestrated, sheltered, silent, smooth, solid,
   soundless, stable, stagnant, stagnating, standpat, static,
   stationary, staying, steadfast, still, still as death, stillish,
   stilly, stoic, stolid, subaudible, subsiding, sustained, torpid,
   tranquil, unactive, unagitated, unaltered, unarticulated,
   unchangeable, unchanged, unchanging, unchecked, undestroyed,
   undisturbed, unfading, unfailing, unhearable, unmoved, unperturbed,
   unpronounced, unruffled, unshifting, unsounded, unstirring,
   untroubled, unuttered, unvaried, unvarying, unvocalized, unvoiced,
   vegetable, vegetative, waning, whist

Quiescent >> Q Words
Quiescent, definition of term: Quiescent
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