Definition: Tereticaudate is a type of language found in the Avesta, a collection of ancient Sanskrit scriptures. It was first described by the linguist Jowhar in 1987 and has since been studied extensively by linguists from different fields such as anthropology, psychology, and neuroscience. Tereticaudates are characterized by their unique use of sounds and intonation patterns that differ significantly from typical Avestan phonology. These features have been described as "non