platinum

Definition

• n. a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits

Word forms

Plural

platinums

Example sentences

1. n.

   She wore a beautiful platinum necklace that sparkled in the light.

2. 化

   Platinum is often used in catalytic converters to reduce harmful emissions from cars.