The Collaborative International Dictionary of English v.0.48:

Lament \La*ment"\, v. t. [imp. & p. p. Lamented; p. pr. & vb.
   n. Lamenting.]
   To mourn for; to bemoan; to bewail.
   [1913 Webster]

         One laughed at follies, one lamented crimes. --Dryden.

   Syn: To deplore; mourn; bewail. See Deplore.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Lamented \La*ment"ed\, a.
   Mourned for; bewailed.
   [1913 Webster]

         This humble praise, lamented shade ! receive. --Pope.
   [1913 Webster]

WordNet (r) 3.0 (2006):

lamented
    adj 1: mourned or grieved for; "the imprint of our wise and
           lamented friend"- A.E.Stevenson [ant: unlamented,
           unmourned]