propagable

from The Collaborative International Dictionary of English v.0.48

Propagable \Prop"a*ga*ble\, a. [See {Propagate}.]
   [1913 Webster]
   1. Capable of being propagated, or of being continued or
      multiplied by natural generation or production.
      [1913 Webster]

   2. Capable of being spread or extended by any means; -- said
      of tenets, doctrines, or principles.
      [1913 Webster]