barium sulphate
- Noun:
- A white or colorless mineral (BaSO₄); the main source of barium: A naturally occurring inorganic compound composed of barium, sulfur, and oxygen, which is the principal ore for obtaining the element barium.
- A white insoluble radiopaque powder used as a pigment: A processed, fine, white powder derived from the mineral, characterized by its inability to dissolve in water and its property of blocking X-rays, making it useful in various industrial and medical applications.
- Noun:
- The geologist identified the vein as primarily composed of barium sulphate.
- In the X-ray procedure, the patient drank a suspension containing barium sulphate to outline the digestive tract.
- The paint manufacturer uses barium sulphate as an extender pigment to add bulk and brightness.
"Barium sulphate suspension": A mixture of barium sulphate powder in a liquid, used as a contrast agent in medical imaging.
- The radiologist prepared a barium sulphate suspension for the swallow study.
"Precipitated barium sulphate": A specially processed form of the compound with very fine particles, used in high-quality paints and coatings.
- This premium grade of white paint contains precipitated barium sulphate for superior opacity.
Barite (n): Another name for the natural mineral form of barium sulphate (BaSO₄).
- The mining company specializes in extracting barite.
Barium sulfate (n): The American English spelling variant of 'barium sulphate'.
- The safety data sheet lists the ingredient as barium sulfate.
Barytes (n): An industrial and commercial term, often used interchangeably with 'barite' for the mineral.
- The drillers used a mud weighted with barytes.
- Heavy spar: A traditional miner's term for the mineral barite, referring to its high density.
- Blanc fixe: A French term meaning "permanent white," used for the artificially prepared, very fine powder form of barium sulphate used in paints.
Barium meal (n phrase): A diagnostic procedure involving swallowing barium sulphate to visualize the upper GI tract.
- The patient was scheduled for a barium meal to investigate the stomach pain.
Barium enema (n phrase): A diagnostic procedure involving the introduction of barium sulphate into the rectum and colon to visualize the lower GI tract.
- A barium enema can help detect polyps in the colon.
-
a white or colorless mineral (BaSO4); the main source of barium
-
a white insoluble radiopaque powder used as a pigment
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