C2 adjective /ˈbɪz.ən.taɪn/ or /ˈbaɪ.zənˌtiːn/
byzantine
complexe
Meaning
Extremely complicated and detailed; relating to the Byzantine Empire or its style.
Example
The new tax regulations are so byzantine that few understand them.
Les nouvelles réglementations fiscales sont tellement complexes que peu de gens les comprennent.