barium sulfate

American  

noun

Chemistry.

1. a white, crystalline, water-insoluble powder, BaSO 4 , used chiefly in the synthesis of pigments, as in paints and printing inks, and, because of its radiopacity, for x-ray diagnosis in medicine.

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barium sulfate Scientific  

1. A fine white powder used in making textiles, rubber, and plastic. It is also used in diagnostic imaging of the digestive tract. Barium sulfate occurs in nature as the mineral barite. Chemical formula: BaSO ₄ .

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Etymology

Origin of barium sulfate

First recorded in 1870–75

Example Sentences

See Examples For:

barium sulfate

In 1973, the uranium processor Cotter Corp. took hazardous leached barium sulfate from Latty Avenue to the West Lake Landfill, also in Bridgeton.

From Seattle Times ● Jul. 12, 2023

The paint is based on two key features: the concentration and size of the barium sulfate compound.

From Washington Times ● Jan. 2, 2022

Filtering the insoluble barium sulfate leaves a solution of HClO2.

From Textbooks ● Feb. 14, 2019

The measures will include putting the barium sulfate waste into bags inside a shipment container that has a wide lip at the top to prevent any loose material from sloshing over the edge.

From Seattle Times ● May 4, 2017

When Eclipse of the Earth by Kazuo Katase was installed last month, the work's dusty red coloring agent contained zinc sulfide and barium sulfate.

From Time Magazine Archive