Thesaurus.com
Dictionary.com
Definitions

whereupon

[hwair-uh-pon, -pawn, wair-, hwair-uh-pon, -pawn, wair-] / ˌʰwɛər əˈpɒn, -ˈpɔn, ˌwɛər-, ˈʰwɛər əˌpɒn, -ˌpɔn, ˈwɛər- /


ADVERB
upon which
Synonyms


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.

Trump announced last month the closure of the Kennedy Center for renovations starting July 4, "whereupon we will simultaneously begin Construction of the new and spectacular Entertainment Complex," he wrote on his Truth Social platform.

From Barron's • Mar. 16, 2026

As is the custom for scoring plays, the on-field touchdown call was reviewed by NFL replay officials, whereupon it was decided that Likely’s catch wasn’t a catch.

From The Wall Street Journal • Dec. 9, 2025

The plea agreement was all but signed, sealed and delivered when it was presented in a Delaware federal court in July 2023, whereupon it stood to be swiftly consummated 999 times out of 1,000.

From Los Angeles Times • Jun. 11, 2024

A finely focused electron beam splits the gas molecules, whereupon parts of them change into a solid state and adhere to the desired location.

From Science Daily • Jan. 17, 2024

They startled him and he leaped to his feet, whereupon the sole of his right shoe split away from the soft cordovan leather.

From "Song of Solomon" by Toni Morrison




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "whereupon" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com