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We found one dictionary with English definitions that includes the word national aeronautics and space administration: Click on the first link on a line below to go directly to a page where "national aeronautics and space administration" is defined. General (1 matching dictionary) National Aeronautics and Space Administration: Dictionary.com [home, info]

Quick definitions from WordNet (National aeronautics and space administration) ▸ noun:  an independent agency of the United States government responsible for aviation and spaceflight