titanium
/taɪˈteɪniəm/
noun
- A strong, light, silver-gray metal that does not rust easily, used in aircraft, medical implants, and sports equipment.
- The airplane's frame is made of titanium to keep it lightweight yet strong.
- Many high-end bicycles use titanium for their frames because it lasts a long time.
- Doctors used a titanium plate to repair the patient's broken arm.