(redirected from fissioning)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia.
See: severance
References in periodicals archive ?
On the main stage, a fissioning uranium atom releases two to three neutrons.
The fissioning uranium or plutonium would liberate heat at a moderate rate, and this heat would turn water into steam, which would turn a turbine and produce electricity.
In a reactor, some neutrons liberated by fissioning uranium are absorbed by other uranium atoms, transmuting them into heavier elements known as actinides.