The Collaborative International Dictionary of English v.0.48:

Simar \Si*mar"\, n. [F. simarre. See Chimere.]
   A woman's long dress or robe; also light covering; a scarf.
   [Written also cimar, cymar, samare, simare.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Cymar \Cy*mar"\ (s?-m?r"), n. [F. simarre. See Chimere.]
   A slight covering; a scarf. See Simar.
   [1913 Webster]

         Her body shaded with a light cymar.      --Dryden.
   [1913 Webster]