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Szi·lard(zĭl′ərd, zə-lärd′), Leo 1898-1964.
Hungarian-born American physicist and biologist. A member of the Manhattan Project, he helped develop the first atomic bomb. Szilard was later opposed to the construction and use of all nuclear weapons and devoted himself to studying molecular biology.
Szi·lard(zĭl′ərd), Leo 1898-1964.
Hungarian-born American physicist who introduced the concept of the nuclear chain reaction. With Enrico Fermi, he built the world's first nuclear reactor. Szilard was instrumental in the development of the atomic bomb.