platina

[ plat-n-uh, pluh-tee-nuh ]

/ ˈplæt n ə, pləˈti nə /

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noun

a native alloy of platinum with palladium, iridium, osmium, etc.

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Origin of platina

1740–50; <Spanish: literally, silverlike element, equivalent to plat(a) silver (<Provençal: literally, silver plate; see plate¹) + -ina-ine¹. See platinum

Words nearby platina

platform shoe, platform tennis, platform ticket, Plath, Plath, Sylvia, platina, platinate, plating, Platini, platinic, platinic acid

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use platina in a sentence

An exceedingly few rays of the sun, concentrated by a burning mirror, will convert gold and platina into vapor.
Gospel Philosophy|J. H. Ward
Nitrous acid dissolves all metallic substances except gold and platina, and in the solution nitrous air is produced.
Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry|Joseph Priestley
Neither this acid nor the nitrous will dissolve gold or platina; but a mixture of them, called aqua regia, will do it.
Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry|Joseph Priestley
Pure platina is the heaviest body in nature, its specific gravity exceeding twenty-two.
Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry|Joseph Priestley

Also most of the metals precipitate platina, but not in its metallic state.
Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry|Joseph Priestley

British Dictionary definitions for platina

platina

/ (ˈplætɪnə, pləˈtiːnə) /

noun

an alloy of platinum and several other metals, including palladium, osmium, and iridium

Word Origin for platina

C18: from Spanish: silvery element, from plata silver, from Provençal: silver plate

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012