also theoretic /ˌθiːjəˈrɛtɪk/
Learner's definition of THEORETICAL
1 : relating to what is possible or imagined rather than to what is known to be true or real
On a theoretical level, hiring more people seems logical.
The idea is purely theoretical at this point.
a theoretical argument
The teacher gave us a theoretical [=hypothetical] situation as an example.
The danger is more than just a theoretical possibility.
I was speaking in theoretical terms. [=theoretically]
2 : relating to the general principles or ideas of a subject rather than the practical uses of those ideas