Synonyms of canonical

1. canonic, canonical: usage: appearing in a biblical canon; "a canonical book of the Christian New Testament"
2. canonic, canonical: usage: of or relating to or required by canon law
3. basic, canonic, canonical, standard (vs. nonstandard): usage: reduced to the simplest and most significant form possible without loss of generality; "a basic story line"; "a canonical syllable pattern"
4. canonic, canonical, sanctioned, orthodox (vs. unorthodox): usage: conforming to orthodox or recognized rules; "the drinking of cocktails was as canonical a rite as the mixing"- Sinclair Lewis