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Definition thorium in British English

thorium noun

[uncountable] noun
/ˈθɔːriəm/
1

a chemical element that is a white radioactive metal. Its symbol is Th.

Synonyms and related words
actinium alkali metal americium
2

a radioactive element, which some countries are planning to use as a source of nuclear power because it is considered to be safer than uranium

Example

Officials are currently selecting a site for the reactor, which would be the first of its kind, using thorium for the bulk of its fuel instead of uranium - the fuel for conventional reactors.

Definition thorium in British English