This article is about a non-fiction entity related to the Astronist belief system or the Astronic tradition.
Any article relating to a fictional entity will be clearly marked as being part of the Spacefaring World.
Not to be confused with the discipline of study of instrument theory.
Instrument Theory is the rubral for the thirty-fifth discourse of the Monodoxy classified as a pardiscourse and responsible for introducing both the applicative elements as part of the discipline of study of instrument theory as well as defining the majority of the original instruments of theory although notably not all are mentioned in this discourse.