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Libby

American  
[lib-ee] / ˈlɪb i /

noun

  1. Willard Frank, 1908–80, U.S. chemist: Nobel Prize 1960.

  2. a female given name, form of Elizabeth.


Libby British  
/ ˈlɪbɪ /

noun

  1. Willard Frank. 1908–80, US chemist, who devised the technique of radiocarbon dating: Nobel prize for chemistry 1960

"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

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.

See Examples For:

This frustrated Marcus because he otherwise liked the innovative theory that had been proposed by Willard Libby, a physicist who had helped develop the atom bomb.

From Los Angeles Times Jul. 17, 2026

“For a big bipartisan bill like this, there are definitely some wins in there,” said Libby O’Neill, senior policy analyst at National Low Income Housing Coalition, a nonprofit organization focused on low-income renters.

From MarketWatch Jun. 22, 2026

Volunteer and Farnham resident Libby Ralph remembers seeing water voles in the 1980s.

From BBC Jun. 2, 2026

But it wasn’t until 2003, when he and his wife, Libby, became full-time St. Andrews residents for an extended period, that Mr. Peper began this beguiling memoir.

From The Wall Street Journal May 4, 2026

“But hold on,” Libby says, “there’s more, about the firecracker.”

From "Better Nate Than Ever" by Tim Federle

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