2(Of uranium) in the natural state, containing less than one percent U-235 (an unstable, fissionable isotope of uranium ore).
More example sentences
- Seems like SA is only supplying unenriched uranium, which is pretty common in return for cheaper oil.
- South Africa is selling low grade, unenriched uranium to Iran with the benefit of purchasing cheaper oil.
Definition of unenriched in:
- The British & World English dictionary