The term RESEARCH ORG. refers to three different organizations: INST (4 letters), NIH (3 letters), and NRC (3 letters). The Institute (INST) is a research organization that focuses on the development of new technologies and products. The National Institutes of Health (NIH) is a government agency that funds medical research and provides health information to the public. The National Research Council (NRC) is a Canadian government agency that provides advice on science, technology, and innovation. All three organizations are dedicated to advancing research in their respective fields.