noun
the United States federal department charged with conservation and the development of natural resources; created in 1849
• Syn: ↑Interior Department, ↑Interior, ↑DoI
• Hypernyms: ↑executive department
• Part Meronyms: ↑United States Fish and Wildlife Service, ↑US Fish and Wildlife Service, ↑FWS, ↑National Park Service
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the department of the U.S. federal government charged with the conservation and development of the natural resources of the U.S. and its possessions. Abbr.: DOI
Useful english dictionary. 2012.