uranium 235


uranium 235

noun

Definition of URANIUM 235

:  a light isotope of uranium of mass number 235 that constitutes less than one percent of natural uranium, that when bombarded with slow neutrons undergoes rapid fission into smaller atoms with the release of neutrons and energy, and that is used in nuclear reactors and atomic bombs

First Known Use of URANIUM 235

1940

uranium 235

noun    (Medical Dictionary)

Medical Definition of URANIUM 235

: a light isotope of uranium of mass number 235 that when bombarded with slow neutrons undergoes rapid fission into smaller atoms with the release of neutrons and atomic energy

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