Tungsten
(noun)
A grayish-white metallic element that is extremely hard, dense, and strong. It is used in steel alloys and as a filament in incandescent lamps.
Origin:
From swedish tung sten "heavy stone".
Examples:
- The tungsten filament in the lightbulb glows white hot when electricity is applied.
- Tungsten carbide is one of the hardest materials known to man.
- Tungsten is a key component in the production of high-speed tool steel.
- Tungsten is a chemical element with the symbol W and atomic number 74.
- Tungsten is a common component of cemented carbide, a substance that is used to make cutting tools and other products.