Barium (noun)

A chemical element with the symbol Ba and atomic number 56, it is a soft, silvery-white metal that does not occur naturally in its pure form, it is often used in various industrial and medical applications.

Origin:

From the latin word "barium" which is the origin of the element"s name, it is a chemical element with the symbol ba and atomic number 56.

Examples:

1. Barium is often used as a contrast agent in X-ray imaging.
2. Barium compounds are used in the manufacturing of certain types of glass.
3. Barium is used in fireworks to produce green flames.
4. Barium is toxic if ingested.
5. Barium is used to diagnose certain conditions in the gastrointestinal tract.