uranium dioxide

noun

Chemistry.

1. a black, crystalline compound, UO 2 , insoluble in water, used in nuclear fuel rods, in ceramics, and pigments.

Example Sentences

“If the item is glass, and fluoresces neon green under a black light, it contains uranium dioxide 100 percent of the time.”

From Washington Post

Commercial reactors have used the same fuel for decades: small pellets of uranium dioxide stacked inside long cylindrical rods made of a zirconium alloy.

From Scientific American

In others, zirconium and even the uranium dioxide are replaced with different materials.

From Scientific American

Particles found within a few kilometers of the power plant also contained nanosize pieces of uranium dioxide, the nuclear fuel used in the plant.

From Scientific American

Uranium dioxide is compressed into pellets about the size of a fingertip.

From Washington Times