Source : Webster's Revised Unabridged Dictionary (1913)

Composed \Com*posed"\, a.
   Free from agitation; calm; sedate; quiet; tranquil;
   self-possessed.

         The Mantuan there in sober triumph sate, Composed his
         posture, and his look sedate.            --Pope.
   -- {Com*pos"ed*ly}, adv. -- {Com*pos"ed*ness}, n.