The Dune Encyclopedia
This article or section refers to elements that appear exclusively in The Dune Encyclopedia.

Farsi was an ancient Terran language.

It was a major language of the Isfahan-e nou area of Poritrin.

Defa 'l-Fanini postulated a Farsi substratum in the term al-gaib in the Fremen language.

It became extinct around 7500 BG

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