The Collaborative International Dictionary of English v.0.48:

Apprize \Ap*prize"\, v. t. [The same as Appraise, only more
   accommodated to the English form of the L. pretiare.]
   To appraise; to value; to appreciate.
   [1913 Webster]

WordNet (r) 3.0 (2006):

apprize
    v 1: inform (somebody) of something; "I advised him that the
         rent was due" [syn: advise, notify, give notice,
         send word, apprise, apprize]
    2: make aware of; "Have the students been apprised of the
       tuition hike?" [syn: instruct, apprise, apprize]
    3: gain in value; "The yen appreciated again!" [syn:
       appreciate, apprize, apprise, revalue] [ant:
       depreciate, devaluate, devalue, undervalue]
    4: increase the value of; "The Germans want to appreciate the
       Deutsche Mark" [syn: appreciate, apprize, apprise]
       [ant: depreciate]