3 entries found for
fission.
To select an entry, click on it.
Main Entry:
1fis·sion 
Pronunciation:
fish-
n also
fizh-
Function:
noun
1 : a splitting or breaking up into parts
2 : a method of reproduction in which a living cell or body divides into two or more parts each of which grows into a whole new individual
3 : the splitting of an atomic nucleus resulting in the release of large amounts of energy