occupational

from WordNet (r) 3.0 (2006)

occupational
    adj 1: of or relating to the activity or business for which you
           are trained; "occupational hazard"

from The Collaborative International Dictionary of English v.0.48

occupational \occupational\ adj.
   Of or pertaining to an occupation[3] or occupations[3];
   caused by or incidental to an occupation[3]; as, occupational
   hazard; occupational illness.
   [WordNet 1.5]