noun
- Plural of platinoid; metals or alloys that resemble platinum in appearance or properties, or are used as substitutes for platinum.
Usage: technical; chemistry/metallurgy
Examples
- The laboratory used platinoids in the experiment because pure platinum was too expensive.
- Platinoids are often employed in industrial applications where platinum's cost is prohibitive.
- The jeweler selected platinoids for the alloy to achieve a silvery finish at a lower price point.
- Researchers tested various platinoids to find the best catalyst for the chemical reaction.