The Collaborative International Dictionary of English v.0.48:

Consolatory \Con*sol"a*to*ry\, a. [L. consolatorius.]
   Of a consoling or comforting nature.
   [1913 Webster]

         The punishment of tyrants is a noble and awful act of
         justice; and it has with truth been said to be
         consolatory to the human mind.           --Burke.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Consolatory \Con*sol"a*to*ry\, n.
   That which consoles; a speech or writing intended for
   consolation. [R.] --Milton.
   [1913 Webster]

WordNet (r) 3.0 (2006):

consolatory
    adj 1: affording comfort or solace [syn: comforting,
           consolatory, consoling]