plat·i·num
ˈpla-tə-nəm 
ˈplat-nəm
often attributive
1
: a precious grayish-white noncorroding ductile malleable heavy metallic element that fuses with difficulty and is used especially in chemical ware and apparatus, as a catalyst, and in dental and jewelry alloys see Chemical Elements Table
2
: a moderate gray
: qualifying for a platinum record
Examples of platinum in a Sentence
Recent Examples on the Web
Ana Teresa Solá, CNBC, 21 Sep. 2025
Trump announced a $5 million gold card in February to replace an existing investor visa -- this is now the platinum card.
—Arkansas Online, 21 Sep. 2025
Kirby Adams, Louisville Courier Journal, 9 Sep. 2025
Leveraging his success as a multi-platinum recording artist, Rucker is creating opportunities for others to benefit from the game that has taught him so much.
—Michael Loré, Forbes.com, 8 Sep. 2025
See All Example Sentences for platinum
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Noun
American Express announces the new platinum business card.
—Ana Teresa Solá, CNBC, 21 Sep. 2025
Trump announced a $5 million gold card in February to replace an existing investor visa -- this is now the platinum card.
—Arkansas Online, 21 Sep. 2025
Adjective
Formed in 1976, Foreigner has recorded 10 multi-platinum albums and have had 16 Top 30 hits.
—Kirby Adams, Louisville Courier Journal, 9 Sep. 2025
Leveraging his success as a multi-platinum recording artist, Rucker is creating opportunities for others to benefit from the game that has taught him so much.
—Michael Loré, Forbes.com, 8 Sep. 2025
See All Example Sentences for platinum
Cite this Entry
“Platinum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/platinum. Accessed 22 Sep. 2025.
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Medical Definition
platinum
noun
plat·i·num
ˈplat-nəm, -ᵊn-əm
: a heavy precious grayish white noncorroding ductile malleable metallic element that fuses with difficulty and is used especially in chemical ware and apparatus, as a catalyst, and in dental and jewelry alloys
—symbol Pt
see Chemical Elements Table
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