u.s. national library of medicine

English Thesaurus

1. the world's largest medical library (noun.artifact)

instance hypernym	:	library,
definition	:	a building that houses a collection of books and other materials (noun.artifact)

part meronym	:	national institutes of health, nih,
definition	:	an agency in the Department of Health and Human Services whose mission is to employ science in the pursuit of knowledge to improve human health; is the principal biomedical research agency of the federal government (noun.group)