Meaning of natural uranium | Babel Free
Definitions
Uranium composed of the same ratio of isotopes as found in nature: 0.7% uranium-235, 99.3% uranium-238, and trace quantities of uranium-234.
uncountable
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.