Search Result for "myoglobin": 
Wordnet 3.0

NOUN (1)

1. a hemoprotein that receives oxygen from hemoglobin and stores it in the tissues until needed; 



WordNet (r) 3.0 (2006):

myoglobin
    n 1: a hemoprotein that receives oxygen from hemoglobin and
         stores it in the tissues until needed