DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   composed
       adj 1: serenely self-possessed and free from agitation
              especially in times of stress; "the performer seemed
              completely composed as she stepped onto the stage"; "I
              felt calm and more composed than I had in a long time"
              [ant: discomposed]