theoretical
/ˌθɪəˈɹɛtɪkəl/
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Of or relating to theory; abstract; not empirical.
Adjective
Examples
We may look upon this figure as representing in section a theoretical wing-form, or aerofoil
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “theoretical” mean?
Of or relating to theory; abstract; not empirical.
Is “theoretical” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.