Used attributively to describe someone or something possessing wide-ranging knowledge.
Translations
Her polymath mind allowed her to discuss quantum physics and Renaissance art with equal ease.
Son esprit polymathique lui permettait de parler avec la même aisance de physique quantique et d'art de la Renaissance.
Definitions
Having extensive or varied knowledge across multiple fields of study. Her polymath mind allowed her to discuss quantum physics and Renaissance art with equal ease.