Source : Webster's Revised Unabridged Dictionary (1913)

Miscible \Mis"ci*ble\, a. [Cf. F. miscible, fr. L. miscere to
   mix.]
   Capable of being mixed; mixable; as, water and alcohol are
   miscible in all proportions. --Burke.

Source : WordNet®

miscible
     adj : (chemistry, physics) capable of mixing [syn: {mixable}]
           [ant: {immiscible}]