(noun, adjective)


1. appearing in a biblical canon

- a canonical book of the Christian New Testament

Similar word(s): canonic

2. of or relating to or required by canon law

Similar word(s): canonic

3. reduced to the simplest and most significant form possible without loss of generality

- a canonical syllable pattern

Similar word(s): standard, basic, canonic

4. conforming to orthodox or recognized rules

- the drinking of cocktails was as canonical a rite as the mixing

Similar word(s): orthodox, canonic, sanctioned

Sentences with canonical as an adjective:

- The Gospel of Luke is a canonical New Testament book.

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

- the reduction of a linear substitution to its canonical form


1. (Roman Catholicism) The formal robes of a priest