Platinum
/plˈætnəm/
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Definition
(noun) The chemical element with atomic number 78 and symbol Pt; a dense, malleable, ductile, highly unreactive, silverish-white transition metal of great value.
Sentence Examples
Set a diamond in a platinum mounting.
She has platinum blonde hair.
CEFR Practice Quiz
The ring was made from ____, a rare and durable metal that does not tarnish over time.