heparin
- n 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
hepatic portal vein
- n a short vein that carries blood into the liver
hepatic tanager
- n common tanager of southwestern United States and Mexico
hepatic vein
- n a vein that drains the liver; empties into the vena cava
hepatica
- n any of several plants of the genus Hepatica having three-lobed leaves and white or pinkish flowers in early spring; of moist and mossy subalpine woodland areas of north temperate regions
- n a common liverwort
hepaticae
- n liverworts: comprises orders Anthocerotales; Jungermanniales; Marchantiales; Sphaerocarpales
hepaticopsida
- n liverworts: comprises orders Anthocerotales; Jungermanniales; Marchantiales; Sphaerocarpales