Dysprosium (noun)

A metallic chemical element with the atomic number 66 and symbol Dy.

Origin:

The word "dysprosium" comes from the greek words "dysprositos" meaning "hard to get at" or "difficult to obtain".

Examples:

1. Dysprosium is a rare earth element that is used in various high-tech applications.
2. The element dysprosium is used in the production of lasers and other optical equipment.
3. Dysprosium is a critical component in the production of advanced magnets.
4. The element dysprosium is also used in nuclear reactors as a control rod material.
5. Dysprosium and other rare earth elements are becoming increasingly important in the production of high-tech devices such as smartphones and electric cars.