Uranium

/jʊˈreɪ.ni.əm/

Meaning & Definition

noun
A heavy, silvery-white metallic element that is radioactive and is used as fuel in nuclear reactors and in the manufacture of nuclear weapons.
Uranium is mined in several countries to provide fuel for nuclear power plants.
The radioactive element with atomic number 92 and symbol U, frequently used in various scientific applications.
The researcher conducted experiments using enriched uranium to analyze its properties.
An element known for its use in nuclear reactions and its ability to emit radiation.
Concerns about uranium contamination in groundwater have led to stricter environmental regulations.
A key resource in the development of atomic energy, uranium is critical for both energy production and military applications.
The government is investing in new technologies to improve the efficiency of uranium extraction.

Etymology

The name uranium comes from the planet Uranus, which was discovered shortly before the element.

Common Phrases and Expressions

uranium enrichment
The process of increasing the concentration of uranium-235 isotope in uranium.
depleted uranium
Uranium that has a lower percentage of the isotope U-235 than natural uranium.

Related Words

nuclear
Relating to the nucleus of an atom, often associated with atomic energy.
radioactivity
The property of certain elements to emit radiation.

Slang Meanings

Yellowcake
Yellowcake is an intermediate step in the processing of uranium ore.
Nuke fuel
Uranium is often referred to as nuke fuel in discussions about nuclear power.