Search Result for "hyperparathyroidism": 
Wordnet 3.0

NOUN (1)

1. excessive secretion of parathyroid hormone resulting in abnormally high levels of calcium in the blood; can affect many systems of the body (especially causing bone resorption and osteoporosis); 



WordNet (r) 3.0 (2006):

hyperparathyroidism
    n 1: excessive secretion of parathyroid hormone resulting in
         abnormally high levels of calcium in the blood; can affect
         many systems of the body (especially causing bone
         resorption and osteoporosis) [ant: hypoparathyroidism]