hypertrophied

from WordNet (r) 3.0 (2006)

hypertrophied
    adj 1: (of an organ or body part) excessively enlarged as a
           result of increased size in the constituent cells;
           "hypertrophied myocardial fibers" [syn: {hypertrophied},
           {enlarged}] [ant: {atrophied}, {diminished}, {wasted}]

from The Collaborative International Dictionary of English v.0.48

Hypertrophied \Hy*per"tro*phied\, a. (Med. & Biol.)
   Excessively developed; characterized by hypertrophy.
   [1913 Webster]