Definitions for "Tonal"
Keywords:  tonic, harmony, chords, keynote, pitch
employing variations in pitch to distinguish meanings of otherwise similar words; "Chinese is a tonal language"
having tonality; i.e. tones and chords organized in relation to one tone such as a keynote or tonic
Harmony in which chords serve in a well-defined relationship to a key center
Everything that is conceivable or inconceivable that can be given a name and made a part of the ordered universe.
The world of reason; everything we think we know about the world, the totality of agreements we make about it and ourselves, and the linear order we put to it all.
In the specific context of Carlos Castaneda, the tonal is what makes the world. Don Juan Matus asserts that we all sense the Tonal/Nagual pair but the Tonal, as we grow, tries to hide the Nagual. But it can't hide the fact there's a true pair, so it "cheats" and we end believing in God/devil, body/soul, mind/spirit, good/evil - that are fake pairs, 100% tonal.
Usually refers to that of a stitch, applique or design where the design is the same color as the garment or a slight variation of it.
Using a matching color thread to embroider a garment. For example, a navy shirt tonal embroidery would use a matching navy thread to create an embossed look.
Based on principles of major-minor tonality, as distinct from modal.
Music that is based on the traditional major or minor scales; the entire system of all the major and minor keys.