thereof

adverb

there·​of t͟her-ˈəv How to pronounce thereof (audio)
-ˈäv
1
: of that or it
2
: from that cause or particular : therefrom

Examples of thereof in a Sentence

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.
Some may even be in the public domain and therefore available from multiple companies to package creatively, although publishers, along with authors and their estates, support long terms of copyright, and further extensions thereof, because this protects the value of the backlist. Encyclopedia Britannica, 24 Apr. 2026 Another tough one, all having to do with writer friends and boundaries (or the lack thereof). Literary Hub, 23 Apr. 2026 Winner may not substitute, assign or transfer Prize or redeem Prize for cash, but Sponsor reserves the right, at its sole discretion, to substitute Prize (or portion thereof) with one of comparable or greater value. AJC.com, 23 Apr. 2026 The price bump is tied to the world’s access to the Strait of Hormuz, or the lack thereof. David Zimmermann, The Washington Examiner, 22 Apr. 2026 See All Example Sentences for thereof

Word History

First Known Use

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

Time Traveler
The first known use of thereof was before the 12th century

Browse Nearby Words

Cite this Entry

“Thereof.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thereof. Accessed 1 May. 2026.

Kids Definition

thereof

adverb
there·​of t͟ha-ˈrəv How to pronounce thereof (audio)
-ˈräv
t͟he-
1
: of that or it
the problem and solution thereof
2
: from that cause or particular : therefrom

More from Merriam-Webster on thereof

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster