Source : Webster's Revised Unabridged Dictionary (1913)

Treatable \Treat"a*ble\, a. [OE. tretable, F. traitable, L.
   tractabilis. See {Treat}, and cf. {Tractable}.]
   Manageable; tractable; hence, moderate; not violent. [Obs.]
   `` A treatable disposition, a strong memory.'' --R. Parr.

         A kind of treatable dissolution.         --Hooker.

         The heats or the colds of seasons are less treatable
         than with us.                            --Sir W.
                                                  Temple.