An application or resource designed to convert text from modern languages into forms that approximate the linguistic styles prevalent during the medieval period, or vice versa, may be generally described by the keyword phrase. Such tools often attempt to emulate the vocabulary, grammar, and sentence structure characteristic of Middle English, Old French, or other languages used in Europe between roughly the 5th and 15th centuries. As an illustration, a contemporary English sentence might be rendered with archaic word choices and grammatical constructions to simulate the language of a medieval chronicle.
The value of such instruments lies in their utility for educational purposes, entertainment, and historical simulations. These aids can enhance the realism of role-playing games, assist students in understanding historical texts, and provide a creative outlet for writers seeking to evoke a sense of authenticity. Moreover, they facilitate communication across time, albeit in a stylized and often simplified manner, providing a glimpse into the linguistic landscape of the past. They can be useful to recreate historical context of a text that can be used as a reference.