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uranium oxide

American  

noun

Chemistry.
  1. any of the compounds of uranium and oxygen, as UO 2 , UO 3 , U 4 O 9 , or U 3 O 8 .

  2. uranium dioxide.

  3. uranium trioxide.


Etymology

Origin of uranium oxide

First recorded in 1885–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

There, the ore gets turned into uranium oxide or what is commonly known as “yellowcake” because of its bright lemony color.

From Salon Jun. 2, 2024

The term “uranium glass” generally describes glass with uranium oxide, which glows under a black light.

From Washington Post Oct. 11, 2022

With a thermal conductivity higher than traditional fuel made from uranium oxide, uranium silicide is deemed more efficient and safer.

From Science Magazine Jul. 15, 2021

In the United States, uranium ores contain from 0.05–0.3% of the uranium oxide U3O8; the uranium in the ore is about 99.3% nonfissionable U-238 with only 0.7% fissionable U-235.

From Textbooks Feb. 14, 2019

Fie continued to provide Segre with metal scraps and even acceded to Segre’s request to irradiate a quantity of uranium oxide mailed from Italy so that he could continue searching for nuclear reactions.

From "Big Science" by Michael Hiltzik

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