nonfissionable

adjective non·fis·sion·able \ ˌnän-ˈfi-shə-nə-bəl , -zhə- ; -ˈfish-nə- , -ˈfizh- \

Definition of nonfissionable

:not capable of undergoing fission :not fissionable
  • nonfissionable uranium

First Known Use of nonfissionable

1946


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to conform or adhere

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