Noun national institutes of health has 1 sense
  1. National Institutes of Health, NIH - 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
    --1 is a kind of agency, federal agency, government agency, bureau, office, authority
    --1 is a part of
     Department of Health and Human Services, Health and Human Services, HHS
    --1 has parts:
     National Library of Medicine, United States National Library of Medicine, U.S. National Library of Medicine
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