In its standard form, usually also the simplest form; -- of an equation or coordinate.

Reduced to the simplest and most significant form possible without loss of generality; as, a canonical syllable pattern. Opposite of nonstandard.

reduced to the simplest and most significant form possible without loss of generality; "a basic story line"; "a canonical syllable pattern"

Accepted as authoritative; recognized.

conforming to orthodox or recognized rules; "the drinking of cocktails was as canonical a rite as the mixing"- Sinclair Lewis

Of or pertaining to a canon; established by, or according to, a canon or canons.

Pertaining to or resembling a musical canon.

A term used to describe a polyphonic style of music in which all the parts have the same melody but which start at different times.

Appearing in a Biblical canon; as, a canonical book of the Christian New Testament.

of or relating to or required by canon law