U.S. Govt.
an independent agency of the executive branch, created in 1950, that promotes and supports research and education in the sciences. Abbr.: NSF
U.S. Govt.
an independent agency of the executive branch, created in 1950, that promotes and supports research and education in the sciences. Abbr.: NSF
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012