therefore

adverb

there·​fore ˈt͟her-ˌfȯr How to pronounce therefore (audio)
Synonyms of thereforenext
: for that reason : because of that : consequently
Payment was received two weeks after it was due; therefore, you will be charged a late fee.
The cell phone is thin and light and therefore very convenient to carry around.

Examples of therefore in a Sentence

To understand what has happened to the earth's atmosphere—and, therefore, how our climate might change in the future—some ice-core scientists in the Arctic are training their eyes directly downward. Bryan Walsh, Time, 18 Aug. 2008
Most Irish jump racing—and therefore most of the racing discussed in the book—is the laid-back pastime of enthusiasts … Max Watman, New York Times Book Review, 9 Apr. 2006
A good approach to finding out what makes us humans so darn special would therefore be to get complete maps of the human and chimp genomes, and compare the two. John Derbyshire, National Review, 7 Nov. 2005
Characteristically, however, Darwinists, like primitive economists, assume that what is humane—I use the word here, unexceptionably, as I believe, to mean whatever arises from the desire to mitigate competition and to put aside self-interest—is unnatural, and therefore wrong. Marilynne Robinson, The Death of Adam, (1998) 2005
I was once sitting behind a newspaper in the Swansea common room while two engineers, i.e. lecturers in engineering, therefore by common consent philistines, chatted together. Kingsley Amis, Memoirs, 1991
The cell phone is thin and light and therefore very convenient to carry around. Payment was received two weeks after it was due; therefore, you will be charged a late fee.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Poser also said that Crocs pricing hasn’t been consistent across channels, and therefore the brand wasn’t able to drive full-price selling. Vicki M. Young, Footwear News, 9 Feb. 2026 The fancy men are very rude to Tristan, which is terrible manners and therefore very UN-fancy, but Charlotte likes him. Alice Burton, Vulture, 9 Feb. 2026 The best socks syphon the moisture away from your skin to keep your feet consistently dry, and therefore warm. Jonathan Thompson, Travel + Leisure, 9 Feb. 2026 Every reason therefore to study Caesar closely for valuable insights for today’s leaders. Paul Vanderbroeck, Big Think, 9 Feb. 2026 See All Example Sentences for therefore

Word History

First Known Use

12th century, in the meaning defined above

Time Traveler
The first known use of therefore was in the 12th century

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Cite this Entry

“Therefore.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/therefore. Accessed 13 Feb. 2026.

Kids Definition

therefore

adverb
there·​fore ˈt͟ha(ə)r-ˌfō(ə)r How to pronounce therefore (audio)
ˈt͟he(ə)r-
-ˌfȯ(ə)r
: for that reason : consequently
he lost the bet, therefore he must pay

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