admonitory

from WordNet (r) 3.0 (2006)

admonitory
    adj 1: serving to warn; "shook a monitory finger at him"; "an
           exemplary jail sentence" [syn: {admonitory},
           {cautionary}, {exemplary}, {monitory}, {warning(a)}]
    2: expressing reproof or reproach especially as a corrective
       [syn: {admonitory}, {admonishing}, {reproachful},
       {reproving}]

from The Collaborative International Dictionary of English v.0.48

Admonitory \Ad*mon"i*to*ry\, a. [LL. admonitorius.]
   That conveys admonition; warning or reproving; as, an
   admonitory glance. -- {Ad*mon"i*to*ri*ly},, adv.
   [1913 Webster]