natural uranium
Uranium composed of the same ratio of isotopes as found in nature: 0.7% uranium-235,…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.
Meaning
1 senses(uncountable)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.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.