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

composure \compo"sure\, n. from compose.
   1. the act of composing, or that which is composed; a
      composition. obs.
      1913 webster

            signor pietro, who had an admirable way both of
            composure in music and teaching.    --evelyn.
      1913 webster

   2. orderly adjustment; disposition. obs.
      1913 webster

            various composures and combinations of these
            corpuscles.                           --woodward.
      1913 webster

   3. frame; make; temperament. obs.
      1913 webster

            his composure must be rare indeed
            whom these things can not blemish.    --shak.
      1913 webster

   4. a settled state; calmness; sedateness; tranquillity;
      repose. "we seek peace and composure." --milton.
      1913 webster

            when the passions . . . are all silent, the mind
            enjoys its most perfect composure.    --i. watts.
      1913 webster

   5. a combination; a union; a bond. obs. --shak.
      1913 webster
see also:
compose 

[2] : WordNet (r) 2.0

composure
     n : steadiness of mind under stress; "he accepted their problems
         with composure and she with equanimity" syn: calm, calmness,
          equanimity ant: discomposure
see also:
calm calmness equanimity discomposure 

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

100 moby thesaurus words for "composure":
   buddha-like composure, oriental calm, acceptance, aplomb, ataraxia,
   ataraxy, awelessness, calm disposition, calm of mind, calmness,
   comfort, constraint, contemplation, content, contentedness,
   contentment, control, cool, coolheadedness, coolness, countenance,
   discipline, ease, easy mind, entire satisfaction, euphoria,
   expectation, fulfillment, happiness, icy calm, imperturbability,
   imperturbation, independence, indisturbance, inexcitability,
   lucid stillness, marmoreal repose, mental composure, nirvana,
   nodding acceptance, nonamazedness, nonamazement, nonastonishment,
   nonmarveling, nonwonder, nonwondering, peace, peace of mind,
   peacefulness, philosophic composure, philosophicalness, philosophy,
   phlegm, placidity, placidness, possession, quiescence, quiescency,
   quiet, quiet mind, quietism, quietness, quietude, reconcilement,
   reconciliation, repose, resignation, rest, restfulness, restraint,
   sangfroid, satisfaction, satori, self-command, self-conquest,
   self-control, self-denial, self-discipline, self-government,
   self-mastery, self-possession, self-restraint, serenity, silence,
   silken repose, sleep, slumber, soothingness, stillness,
   tranquillity, unamazedness, unamazement, unastonishment,
   unimpressibleness, unruffledness, unsurprise, unsurprisedness,
   well-being, wise passiveness, wonderlessness

Composure >> C Words
Composure, definition of term: Composure
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