theoretically

adverb

the·​o·​ret·​i·​cal·​ly ˌthē-ə-ˈre-ti-k(ə-)lē How to pronounce theoretically (audio)
ˌthir-ˈe-ti-
1
: according to an ideal or assumed set of facts or principles : in theory
2
: in a theoretical way

Examples of theoretically 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.
There are technologies that use mathematics to create new encryption problems that quantum computers theoretically can’t solve. Nishant Batra, Forbes, 8 Jan. 2025 Under optimal conditions, and at $155/MWh ($0.15/KWh), Empire Wind 1 could theoretically bring the overall cost of electricity down to 30.1 cents, but don't hold your breath on that being passed onto customers. New Atlas, 7 Jan. 2025 Even President Trump, during his first term, never tried to detain all migrants theoretically subject to mandatory detention. Kevin Lynn, Newsweek, 7 Jan. 2025 On the supply chain side, ABS theoretically helps designers close the material cycle, ultimately reducing waste and optimizing lifespan. Alexandra Harrell, Sourcing Journal, 6 Jan. 2025 See all Example Sentences for theoretically 

Word History

First Known Use

circa 1626, in the meaning defined at sense 2

Time Traveler
The first known use of theoretically was circa 1626

Dictionary Entries Near theoretically

Cite this Entry

“Theoretically.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/theoretically. Accessed 17 Jan. 2025.

More from Merriam-Webster on theoretically

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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