octarine

== English == === Etymology === See octa-, -ine. Coined by author Terry Pratchett for his Discworld series. === Noun === octarine (uncountable) (chiefly fiction) 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. === See also === (nonspecific colour): see list in reddish-green (nonsense colour in philosophy)