Definition of “theoretical” - English Dictionary

(Definition of “theoretical” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“theoretical” in American English

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us /ˌθi·əˈret̬·ɪ·kəl/

based on theory or on possibilities:

The president does not want to answer any theoretical questions.
adverb /ˌθi·əˈret̬·ɪ·kli/

(Definition of “theoretical” from the Cambridge Academic Content Dictionary © Cambridge University Press)

“theoretical” in Business English

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uk /θɪəˈretɪkəl/ us

based on ideas or theories, rather than practical uses of something or actual events:

theoretical economics/physics

existing only as an idea, rather than being real or actually happening:

The threat of climate change is no longer merely theoretical.

(Definition of “theoretical” from the Cambridge Business English Dictionary © Cambridge University Press)