The Collaborative International Dictionary of English v.0.48:

Reflexible \Re*flex"i*ble\ (r?*fl?ks"?*b'l), a. [CF. F.
   r['e]flexible.]
   Capable of being reflected, or thrown back.
   [1913 Webster]

         The light of the sun consists of rays differently
         refrangible and reflexible.              --Cheyne.
   [1913 Webster]