Search Result for "glucagon": 
Wordnet 3.0

NOUN (1)

1. a hormone secreted by the pancreas; stimulates increases in blood sugar levels in the blood (thus opposing the action of insulin); 



WordNet (r) 3.0 (2006):

glucagon
    n 1: a hormone secreted by the pancreas; stimulates increases in
         blood sugar levels in the blood (thus opposing the action
         of insulin)