thereon
Americanadverb
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on or upon that or it.
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immediately after that; thereupon.
adverb
Usage
What does thereon mean? Thereon means on the thing that was just mentioned, as in The cap should be positioned above the container before being placed thereon (translation: The cap should be positioned above the container before being placed on it). Thereon is formal and is often used in legal language. It can also mean immediately after the thing just mentioned, as in When the jury is assembled, the trial should proceed thereon. The word thereupon can be used as a synonym for both senses of thereon. Example: The book is about the introduction of the printing press in Europe and the effects thereon.
Etymology
Origin of thereon
before 900; Middle English ther on, Old English thǣron. See there, on
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.
Chibuzo Agbo would ensure that was the case from thereon out.
From Los Angeles Times • Mar. 6, 2025
Assistant trainer Andy Lee says Fury was unable to engage in head spars from thereon.
From BBC • Dec. 18, 2024
Aari McDonald made the ensuing technical free throw and the Dream hit 4-of-4 foul shots thereon to seal the victory.
From Washington Times • Jul. 30, 2023
Corbett hit a 3-pointer to give the Cougars their biggest lead of the game at 52-40 with 13 minutes left but they made just 3 of 17 from the field thereon.
From Seattle Times • Jan. 25, 2023
In the dim, wavering light, a page hung. open and it was like a snowy feather, the words delicately painted thereon.
From "Fahrenheit 451" by Ray Bradbury
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.
