Definitions

1. noun

A heavy, radioactive, metallic chemical element; symbol U; atomic number 92; atomic mass 238.0289.

“The nuclear power plant used uranium as fuel to generate electricity.”

2. noun

The ores of uranium, such as pitchblende and carnotite, from which the metal is extracted.

“The mining company extracted uranium from the pitchblende deposits in the region.”

3. noun

A nuclear reactor that uses uranium as fuel.

“The research team studied the operation of the uranium reactor at the nuclear facility.”