praiseworthy

from WordNet (r) 3.0 (2006)

praiseworthy
    adj 1: worthy of high praise; "applaudable efforts to save the
           environment"; "a commendable sense of purpose"; "laudable
           motives of improving housing conditions"; "a significant
           and praiseworthy increase in computer intelligence" [syn:
           {applaudable}, {commendable}, {laudable}, {praiseworthy}]

from The Collaborative International Dictionary of English v.0.48

Praiseworthy \Praise"wor`thy\, a.
   Worthy of praise or applause; commendable; as, praiseworthy
   action; he was praiseworthy. --Arbuthnot.
   [1913 Webster]