theoretical

Từ điển Oxford Advanced Learner 8th

the·or·etic·al AW [theoretical theoretically] BrE [ˌθɪəˈretɪkl] NAmE [ˌθiːəˈretɪkl] adjective usually before noun
1. concerned with the ideas and principles on which a particular subject is based, rather than with practice and experiment
•a theoretical approach
•theoretical physics
•The first year provides students with a sound theoretical basis for later study.
Opp: ↑experimental, Opp: ↑practical
2. that could possibly exist, happen or be true, although this is unlikely
•It's a theoretical possibility.
Derived Word: ↑theoretically

Example Bank:
•Early analyses of evolution on the planet were highly theoretical.
•It's a theoretical possibility.
•Most experiments take place within a theoretical framework.
•The emphasis of his lectures is on theoretical physics.
•The theoretical basis of the project was relatively straightforward.
•Theoretical knowledge forms the basis of most of our teaching.
•This study is by no means purely theoretical.
•We aim to provide you with both theoretical and practical knowledge of your subject.

• Từ trái nghĩa / Antonyms:
  applied, empirical, empiric