whereby
Americanconjunction
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by what or by which; under the terms of which.
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Obsolete. by what? how?
pronoun
adverb
Etymology
Origin of whereby
First recorded in 1150–1200, whereby is from the Middle English word wherby. See where, by
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.
The belief stems from the denomination's approach to the Bible, whereby scripture is read literally, but using only the organisation's approved translations.
From BBC • Apr. 12, 2026
“Frankly, we respect Microsoft’s innovation culture, whereby it is willing to partner with others that may be innovating faster,” UBS said.
From Barron's • Mar. 25, 2026
The Chase Sapphire Reserve, for instance, has a feature called Pay Yourself Back, whereby cardholders can redeem points toward statement credits for purchases made in certain categories.
From The Wall Street Journal • Mar. 14, 2026
More specifically, the asset limit, whereby beneficiaries can keep only $2,000 in savings, has been frozen since 1989.
From MarketWatch • Mar. 10, 2026
We saw the COD as a means whereby our views could be put directly to the white public.
From "Long Walk to Freedom" by Nelson Mandela
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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.