1
: in or into that place, time, or thing
2
: in that particular or respect
therein lies the problem
Examples of therein in a Sentence
The insurance covers the apartment and all the property therein.
His name was mentioned in the article, although he was incorrectly described therein as a medical doctor.
Recent Examples on the Web
Many other examples are found across industries and enterprises, and therein is the opportunity.
—
Beena Ammanath, Forbes.com, 8 July 2025
These signals support a two-week correction for the technology sector, and therein also QQQ.
—Katie Stockton, CNBC, 7 July 2025
As investors now need not engage in a forced sale of assets to make use of savings denominated in crypto for mortgage purposes, other large purchases (and the regulatory bodies therein) should take note as to how similar policies could be implemented in other areas.
—Sean Stein Smith, Forbes.com, 26 June 2025
In fact, using any of the above can actually knock out some of the good bacteria living therein, screw with your vagina’s pH, and up your risk of an infection.
—Erica Sloan, SELF, 3 June 2025
See All Example Sentences for therein
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Beena Ammanath, Forbes.com, 8 July 2025
These signals support a two-week correction for the technology sector, and therein also QQQ.
—Katie Stockton, CNBC, 7 July 2025
As investors now need not engage in a forced sale of assets to make use of savings denominated in crypto for mortgage purposes, other large purchases (and the regulatory bodies therein) should take note as to how similar policies could be implemented in other areas.
—Sean Stein Smith, Forbes.com, 26 June 2025
In fact, using any of the above can actually knock out some of the good bacteria living therein, screw with your vagina’s pH, and up your risk of an infection.
—Erica Sloan, SELF, 3 June 2025
See All Example Sentences for therein
Cite this Entry
“Therein.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/therein. Accessed 19 Jul. 2025.
Copy CitationKids Definition
therein
adverb
there·in
t͟ha-ˈrin 
t͟he-
1
: in or into that place, time, or thing
the world and all therein
2
: in that particular or respect
therein they disagreed
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