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National Library of Canada
National Library of New Zealand
National Market System
national media
national monument
national newspaper
national park
National Party
national product
National Reconnaissance Office
National Record of Achievement
National Research Council Canada
National Savings
National Securities Clearing Corporation
national security
national security adviser
National Security Council
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National Institutes of Health
Na·tion·al In·sti·tutes of Health


noun 
Definition:
 
U.S. agency responsible for health: an agency of the U.S. federal government that conducts and supports medical research and programs designed to improve the health of the nation ( takes a singular verb )

Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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