1 theoretic | Definition of theoretic

theoretical

adjective
the·​o·​ret·​i·​cal | \ ˌthē-ə-ˈre-ti-kəl How to pronounce theoretical (audio) , ˌthir-ˈe-ti-kəl\
variants: or less commonly theoretic \ ˌthē-​ə-​ˈre-​tik How to pronounce theoretic (audio) , ˌthir-​ˈe-​tik \

Definition of theoretical

1 : existing only in theory : hypothetical gave as an example a theoretical situation
2a : relating to or having the character of theory : abstract
b : confined to theory or speculation often in contrast to practical applications : speculative theoretical physics
3 : given to or skilled in theorizing a brilliant theoretical physicist

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Synonyms & Antonyms for theoretical

Synonyms

academic (also academical), conjectural, hypothetical, speculative, suppositional

Antonyms

actual, factual, real

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Examples of theoretical in a Sentence

On a theoretical level, hiring more people seems logical. The idea is purely theoretical at this point. The danger is more than just a theoretical possibility.
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Recent Examples on the Web

Its math was independently discovered by German engineer Hans Reissner in 1916 and Finnish theoretical physicist Gunnar Nordström in 1918. David Grossman, Popular Mechanics, "How to Build a Wormhole," 27 Aug. 2019 The Stephen Hawking Medal honors the legacy of the late theoretical physicist, cosmologist, astronomer and mathematician, and this year's award was the first handed out since his death. Chris Boyette, CNN, "This musician and composer just got an asteroid named after him," 27 June 2019 Fogh and Gruss stayed up late at night discussing the theoretical basis for what would later become Spectre and Meltdown. The Washington Post, OregonLive.com, "Engineer fired over memo sues Google, alleging bias against white men," 8 Jan. 2018 Fogh and Gruss stayed up late at night discussing the theoretical basis for what would later become Spectre and Meltdown. Bloomberg.com, "‘It Can’t Be True.’ Inside the Semiconductor Industry’s Meltdown," 8 Jan. 2018 Marine-ice-sheet instability feels much more than theoretical. The Economist, "Climate change is a remorseless threat to the world’s coasts," 17 Aug. 2019 Frequently, this determination moves beyond the theoretical. Nicole Blackwood, chicagotribune.com, "Church in a gay bar: Queer Chicagoans find ways to merge religion and identity," 14 Aug. 2019 The project reached its crescendo, transitioning from theoretical to actual, last month when the Port of San Diego agreed to lease a 3.68-acre site on Embarcadero Marina Park to the symphony for up to 50 years. Jennifer Van Grove, San Diego Union-Tribune, "Symphony will start building its permanent bayside venue next month," 14 Aug. 2019 Scientists and engineers have worked hard to try to make batteries more powerful, but the industry is now hitting the theoretical limits of battery chemistry. Gene Berdichevsky For Cnn Business Perspectives, CNN, "The electric car revolution will require us to build better batteries," 14 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'theoretical.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of theoretical

1601, in the meaning defined at sense 2a

History and Etymology for theoretical

Late Latin theoreticus, from Greek theōrētikos, from theōrein to look at

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More Definitions for theoretical

theoretical

adjective

English Language Learners Definition of theoretical

: relating to what is possible or imagined rather than to what is known to be true or real
: relating to the general principles or ideas of a subject rather than the practical uses of those ideas

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