there·​by | \ t͟her-ˈbī How to pronounce thereby (audio) , ˈt͟her-ˌbī \

Definition of thereby

1 : by that : by that means thereby lost her chance to win
2 : connected with or with reference to that thereby hangs a tale— William Shakespeare

Examples of thereby in a Sentence

He signed the contract, thereby forfeiting his right to the property.
Recent Examples on the Web Almost every time this team goes on the road, those two parties are failing one another, and thereby failing in their collective pursuit of success. Zach Osterman, Indianapolis Star, "Insider: Like so often on the road, IU fails against Michigan," 16 Feb. 2020 Larger gauges generally have the advantage of being loaded with and putting more shot into the pattern, thereby having a greater effective range. Michael Dickerson, Outdoor Life, "5 Reasons To Love The 28 Gauge," 14 Feb. 2020 In addition, the fuel must be carried by the aerial vehicle that is being launched, thereby increasing the weight of the aerial vehicle and requiring correspondingly more energy to complete such a launch. Courtney Linder, Popular Mechanics, "Amazon Patents a System for Whipping Stuff Into the Air (or Space)," 13 Feb. 2020 Berlin artist Simon Weckert found a way to turn green streets into red on the Google Maps app to discourage app users from going there, thereby sharply reducing traffic on those streets at will. Roberto Baldwin, Car and Driver, "Artist Shows Google Maps' Control over Our Lives by Creating a Fake Traffic Jam," 3 Feb. 2020 Carson’s plan, Rice and others insist, essentially promotes producing more affordable housing, but eliminates regulations and accountability, thereby allowing the potential for segregation and discriminatory practices. NBC News, "HUD's fair housing policies could promote further racial discrimination, experts say," 22 Jan. 2020 Gear that Iran delivers to Hezbollah by road transits Iraq, thereby bringing targets in that country into Israel’s gunsights. Steven Simon, The New York Review of Books, "The Middle East: Trump Blunders In," 16 Jan. 2020 Darobactin binds to BamA after it's stuck to one of these outer membrane proteins locking it in place and thereby preventing the formation of a functional outer membrane. Diana Gitig, Ars Technica, "New antibiotic found in bacteria inside a worm inside an insect egg," 20 Nov. 2019 And in order to keep its costs down and thereby lower the end user price Transsion leaves out high-end features such as artificial intelligence assistants or cloud storage. Paul Adepoju, Quartz Africa, "How thinking and acting local took Africa’s top-selling phone maker to a multibillion-dollar IPO," 3 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thereby.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of thereby

before the 12th century, in the meaning defined at sense 1

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Time Traveler for thereby

Time Traveler

The first known use of thereby was before the 12th century

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Last Updated

25 Feb 2020

Cite this Entry

“Thereby.” Dictionary, Merriam-Webster, Accessed 28 Feb. 2020.

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How to pronounce thereby (audio)

English Language Learners Definition of thereby

formal : by means of that act, those words, that document, etc.


there·​by | \ t͟her-ˈbī How to pronounce thereby (audio) \

Kids Definition of thereby

: by that He tripped and thereby lost the race.

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More from Merriam-Webster on thereby

Rhyming Dictionary: Words that rhyme with thereby

Spanish Central: Translation of thereby

Nglish: Translation of thereby for Spanish Speakers

Britannica English: Translation of thereby for Arabic Speakers

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