Meaning

1 senses
  1. (uncountable)The color of magic, a notional extra color distinct from the colors of the rainbow / normal visible light spectrum, which is said (chiefly in certain fiction but also by some occultists) to be visible to users of magic.

Origin

See octa-, -ine. Coined by author Terry Pratchett for his Discworld series.

See octa-, -ine. Coined by author Terry Pratchett for his Discworld series.

Wiktionary, CC BY-SA 4.0 · source

See also

neighbours in the dictionary
octarine — meaning, examples, forms, synonyms | Krumeto