anti-theoretical

adjective

an·​ti-the·​o·​ret·​i·​cal ˌan-tē-ˌthē-ə-ˈre-ti-kəl 

-ˌthir-ˈe-,

ˌan-tī-

variants or antitheoretical

: opposed to theory

an antitheoretical bias

Kierkegaard, fighting Hegel, attempted to use art itself as an anti-theoretical mystification in order to scare off disciples and promote live thought.

—Iris Murdoch

Word History

First Known Use

1842, in the meaning defined above