platinoid

/ˈplætɪnɔɪd/
noun
  1. An alloy that looks like platinum, often used in electrical equipment.
    • The factory used platinoid for the electrical contacts because it resists corrosion.
    • Jewelers sometimes use platinoid as a cheaper alternative to real platinum.
    • The old radio had platinoid wires that still worked perfectly after decades.
adjective
  1. Resembling platinum in appearance or properties.
    • The scientist studied the platinoid surface under a microscope.
    • The ring had a platinoid shine that fooled many people into thinking it was real platinum.
    • Her watch had a platinoid finish that didn't tarnish over time.