Akademik

canonical
1. adjective /kəˈnɒn.ɪ.kl̩/
a) Present in a canon, religious or otherwise.

The is a canonical New Testament book.

b) According to recognised or orthodox rules.

The men played golf in the most canonical way, with no local rules.

Ant: apocryphal
2. noun /kəˈnɒn.ɪ.kl̩/
The formal robes of a priest

Wikipedia foundation.