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Definitions

copper

[kop-er] / ˈkɒp ər /














Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Researchers have developed a new surface coating that can increase condensation heat transfer performance by as much as 5.5 times compared with conventional copper surfaces.

From Science Daily Aug. 23, 2026

To investigate the mystery, the researchers measured gamma rays produced as a radioactive copper isotope decayed into zinc.

From Science Daily Aug. 21, 2026

The company is a leader across copper and fiber AI connectors, Daryanani noted.

From MarketWatch Aug. 21, 2026

Global copper demand is expected to grow to more than 50 million tonnes by 2050, it said.

From Barron's Aug. 18, 2026

One more girl with copper red hair and freckles entered the room.

From "Sleepover Sleuths: Nancy Drew and the Clue Crew, #1" by Carolyn Keene

“This isn’t the local coppers coming down, these are men in dark suits.”

From New York Times Mar. 8, 2022

Mette, who has been with the department for 18 years, told "young coppers" they have a "long way to go."

From Fox News Oct. 21, 2021

Could the man seemingly most committed to rooting out bent coppers be the worst of them all?

From BBC May 1, 2021

“You want to say ‘I know all these coppers, I know all these things?’

From Seattle Times Oct. 13, 2020

Ranofer had no food to bring, no coppers to buy wine, no companion to talk to, and during his first few days he was too tired and sore to sleep or even rest.

From "The Golden Goblet" by Eloise Jarvis McGraw

Within the last month Alsop coppered the Longworth bet by wagering heavily on Ike to run.

From Time Magazine Archive

I’ve played hunches and coppered hunches, and lost both ways.

From Young Wallingford by George Randolph Chester

During action this becomes coppered, while in contact with the sulphate of copper, but it is not attacked by the acid.

From Electric Bells and All About Them A Practical Book for Practical Men by S. R. Bottone

Ten on the ace," droned the anxious dealer, "the jack is coppered.

From Rimrock Jones by Dane Coolidge

She was a brand-new vessel, measuring three hundred and seventy-six tons, oak-built, coppered, and copper fastened; of immense beam, and very shallow, drawing only ten feet six inches of water.

From The Log of a Privateersman by W. (William) Rainey

Clampett & Co. expect to get richer still on royalties, and are coppering their bet by making a round-the-world tour, beating bandits and fattening the market for their book.

From Time Magazine Archive

A method of coppering soldered articles will be described later on.

From On Laboratory Arts by Richard Threlfall

The practice of coppering, though then fully adopted, had not yet been extended to all vessels.

From The Major Operations of the Navies in the War of American Independence by A. T. (Alfred Thayer) Mahan

It seems they sing, Even though coppering is not an easy thing.

From Men, Women and Ghosts by Amy Lowell

Not that you have not played your game well enough, but there never was a game played so well that some other fellow could not win by coppering it.

From 54-40 or Fight by Emerson Hough




Vocabulary lists containing copper


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