Einstein
Americannoun
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Albert 1879–1955, German physicist, U.S. citizen from 1940: formulator of the theory of relativity; Nobel Prize 1921.
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Alfred 1880–1952, German musicologist in U.S.
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(lowercase) a unit of radiant energy, equal to the energy of radiation that is capable of photochemically changing one mol of a photosensitive substance.
noun
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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.
Einstein said the school’s aim in expanding application numbers is simply to increase enrollment, not lower its admit rate.
From The Wall Street Journal ● Jul. 10, 2026
Albert Einstein showed that communication speeds can approach but never exceed the speed of light, so that information asymmetry is a fundamental property of the universe.
From The Wall Street Journal ● Jul. 8, 2026
The company's projected earnings mark one of "the best quarterly performances ever", which was close to the tech sector record set by Nvidia earlier this year, said industry analyst Marc Einstein from Counterpoint Research.
From BBC ● Jul. 7, 2026
Then in 1915, Einstein used these ideas to build his general theory of relativity, describing gravity as curvature in the fabric of space-time.
From Slate ● Jun. 22, 2026
“Reading Einstein instead of doing your homework. You missed the easy stuff.”
From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
