WordNet (r) 3.0 (2006):

Lipo-Hepin
    n 1: a polysaccharide produced in basophils (especially in the
         lung and liver) and that inhibits the activity of thrombin
         in coagulation of the blood; it (trade names Lipo-Hepin and
         Liquaemin) is used as an anticoagulant in the treatment of
         thrombosis and in heart surgery [syn: heparin, Lipo-
         Hepin, Liquaemin]